{"id":9437,"date":"2026-07-21T20:28:28","date_gmt":"2026-07-21T11:28:28","guid":{"rendered":"https:\/\/dohokin.com\/?p=9437"},"modified":"2026-07-21T20:28:28","modified_gmt":"2026-07-21T11:28:28","slug":"topik-practice-topik-i-%ec%96%b4%ed%9c%98-vocabulary-1-5-7-21-2026-radar","status":"publish","type":"post","link":"https:\/\/dohokin.com\/?p=9437","title":{"rendered":"TOPIK Practice &#8211; TOPIK I \uc5b4\ud718 [Vocabulary] 1\u20135 (7\/21\/2026) &#8211; radar"},"content":{"rendered":"\n<style>\n.topik { font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Noto Sans KR',Arial,sans-serif; line-height:1.6; }\n.topik .q{ padding:16px; border:1px solid #e6e6e6; border-radius:8px; background:#fafafa; margin-bottom:16px; }\n.topik .meta{ color:#555; margin-bottom:10px; font-weight:600; }\n.topik .stem{ margin-bottom:10px; }\n.topik .options{ margin-top:8px; display:grid; gap:10px; }\n.topik .opt{ display:flex; align-items:flex-start; gap:8px; padding:10px 12px; border:1px solid #e0e0e0; border-radius:8px; background:#fff; cursor:pointer; }\n.topik .opt:hover{ border-color:#667eea; background:#f8f9ff; }\n.topik .opt input[type=radio]{ margin-top:3px; transform:scale(1.05); }\n.topik .key{ display:inline-block; min-width:22px; height:22px; border-radius:50%; background:#667eea; color:#fff; text-align:center; line-height:22px; font-weight:600; margin-right:4px; }\n.topik .answer{ display:none; margin-top:14px; padding:14px; background:#f8f9fa; border-left:4px solid #667eea; border-radius:8px; }\n.topik .btn{ display:inline-block; padding:8px 14px; border-radius:24px; background:linear-gradient(135deg,#667eea 0%,#764ba2 100%); color:#fff; text-decoration:none; cursor:pointer; margin-right:8px; }\n.topik .subtle{ color:#666; font-size:.93em; }\n.topik .q input[type=checkbox]:checked ~ .answer{ display:block; }\n.topik .q input[type=checkbox]:checked ~ .options .is-correct:has(input:checked){ background:#d4edda; border-color:#28a745; }\n.topik .q input[type=checkbox]:checked ~ .options .opt:has(input:checked):not(.is-correct){ background:#f8d7da; border-color:#dc3545; }\n.topik .q input[type=checkbox]:checked ~ .options .opt.is-correct{ outline:2px solid #28a745; }\n@media(max-width:768px){ .topik .opt{ padding:8px 10px; } }\n<\/style>\n<div class=\"topik\">\n<div class=\"q\">\n  <div class=\"meta\">[Vocabulary] 1<\/div>\n  <div class=\"stem\">\ube44\ud589\uae30\ub294 \ub808\uc774\ub354\ub97c \uc774\uc6a9\ud558\uc5ec \ub2e4\ub978 \ud56d\uacf5\uae30\ub098 \uc7a5\uc560\ubb3c\uc744 ( ).<\/div>\n  <input type=\"checkbox\" id=\"show_topikq_532366_0\" hidden>\n  <div class=\"options\">\n    <label class=\"opt is-correct\">\n      <input type=\"radio\" name=\"topikq_532366_0\" value=\"A\">\n      <span class=\"key\">A<\/span><span class=\"txt\">\uac10\uc9c0\ud569\ub2c8\ub2e4<\/span>\n    <\/label>\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"topikq_532366_0\" value=\"B\">\n      <span class=\"key\">B<\/span><span class=\"txt\">\ubc1c\uba85\ud569\ub2c8\ub2e4<\/span>\n    <\/label>\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"topikq_532366_0\" value=\"C\">\n      <span class=\"key\">C<\/span><span class=\"txt\">\ubcc0\ud654\ud569\ub2c8\ub2e4<\/span>\n    <\/label>\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"topikq_532366_0\" value=\"D\">\n      <span class=\"key\">D<\/span><span class=\"txt\">\uacc4\uc0b0\ud569\ub2c8\ub2e4<\/span>\n    <\/label>\n  <\/div>\n  <div class=\"toggle\" style=\"margin-top:10px;\">\n    <label class=\"btn\" for=\"show_topikq_532366_0\">\uc815\ub2f5 \ud655\uc778\ud558\uae30<\/label>\n    <span class=\"subtle\">\ubcf4\uae30 \uc120\ud0dd \ud6c4 \ud074\ub9ad<\/span>\n  <\/div>\n  <div class=\"answer\">\n    <div><strong>\uc815\ub2f5:<\/strong> A. \uac10\uc9c0\ud569\ub2c8\ub2e4<\/div>\n    <div style=\"margin-top:6px;\"><strong>How to solve:<\/strong> The sentence describes the function of radar in an airplane. Radar is used to detect other aircraft or obstacles. &#39;\uac10\uc9c0\ud558\ub2e4&#39; (to detect) is the most appropriate verb that fits this context.<\/div>\n    <div style=\"margin-top:6px;\"><strong>Choice analysis (EN):<\/strong><\/div>\n    <div style=\"margin-left:10px;\">A \u2014 &#39;\uac10\uc9c0\ud569\ub2c8\ub2e4&#39; (detects) is correct. Radar&#39;s primary function is to detect objects.<\/div>\n    <div style=\"margin-left:10px;\">B \u2014 &#39;\ubc1c\uba85\ud569\ub2c8\ub2e4&#39; (invents) is irrelevant to the function of radar.<\/div>\n    <div style=\"margin-left:10px;\">C \u2014 &#39;\ubcc0\ud654\ud569\ub2c8\ub2e4&#39; (changes) does not fit the context of what radar does to objects.<\/div>\n    <div style=\"margin-left:10px;\">D \u2014 &#39;\uacc4\uc0b0\ud569\ub2c8\ub2e4&#39; (calculates) is not the direct action radar performs on obstacles; detection comes first.<\/div>\n  <\/div>\n<\/div>\n<div class=\"q\">\n  <div class=\"meta\">[Vocabulary] 2<\/div>\n  <div class=\"stem\">\uacbd\ucc30\uc740 \ub808\uc774\ub354 \uc7a5\ube44\ub85c \uc790\ub3d9\ucc28\uc758 ( )\ub97c \uce21\uc815\ud588\uc2b5\ub2c8\ub2e4.<\/div>\n  <input type=\"checkbox\" id=\"show_topikq_658227_1\" hidden>\n  <div class=\"options\">\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"topikq_658227_1\" value=\"A\">\n      <span class=\"key\">A<\/span><span class=\"txt\">\ubb34\uac8c<\/span>\n    <\/label>\n    <label class=\"opt is-correct\">\n      <input type=\"radio\" name=\"topikq_658227_1\" value=\"B\">\n      <span class=\"key\">B<\/span><span class=\"txt\">\uc18d\ub3c4<\/span>\n    <\/label>\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"topikq_658227_1\" value=\"C\">\n      <span class=\"key\">C<\/span><span class=\"txt\">\uc0c9\uae54<\/span>\n    <\/label>\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"topikq_658227_1\" value=\"D\">\n      <span class=\"key\">D<\/span><span class=\"txt\">\ubaa8\uc591<\/span>\n    <\/label>\n  <\/div>\n  <div class=\"toggle\" style=\"margin-top:10px;\">\n    <label class=\"btn\" for=\"show_topikq_658227_1\">\uc815\ub2f5 \ud655\uc778\ud558\uae30<\/label>\n    <span class=\"subtle\">\ubcf4\uae30 \uc120\ud0dd \ud6c4 \ud074\ub9ad<\/span>\n  <\/div>\n  <div class=\"answer\">\n    <div><strong>\uc815\ub2f5:<\/strong> B. \uc18d\ub3c4<\/div>\n    <div style=\"margin-top:6px;\"><strong>How to solve:<\/strong> This question tests knowledge of what radar typically measures in a police context. Police radar is commonly used to measure vehicle speed.<\/div>\n    <div style=\"margin-top:6px;\"><strong>Choice analysis (EN):<\/strong><\/div>\n    <div style=\"margin-left:10px;\">A \u2014 &#39;\ubb34\uac8c&#39; (weight) is not measured by police radar.<\/div>\n    <div style=\"margin-left:10px;\">B \u2014 &#39;\uc18d\ub3c4&#39; (speed) is correct. Speed guns used by police employ radar technology to measure vehicle speed.<\/div>\n    <div style=\"margin-left:10px;\">C \u2014 &#39;\uc0c9\uae54&#39; (color) is not measured by radar.<\/div>\n    <div style=\"margin-left:10px;\">D \u2014 &#39;\ubaa8\uc591&#39; (shape) is not typically measured by police radar for enforcement purposes.<\/div>\n  <\/div>\n<\/div>\n<div class=\"q\">\n  <div class=\"meta\">[Vocabulary] 3<\/div>\n  <div class=\"stem\">( ) \ub808\uc774\ub354\ub294 \ube44\ub098 \ub208\uacfc \uac19\uc740 \uae30\uc0c1 \ud604\uc0c1\uc744 \uad00\uce21\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/div>\n  <input type=\"checkbox\" id=\"show_topikq_451164_2\" hidden>\n  <div class=\"options\">\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"topikq_451164_2\" value=\"A\">\n      <span class=\"key\">A<\/span><span class=\"txt\">\uc74c\uc545<\/span>\n    <\/label>\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"topikq_451164_2\" value=\"B\">\n      <span class=\"key\">B<\/span><span class=\"txt\">\uc694\ub9ac<\/span>\n    <\/label>\n    <label class=\"opt is-correct\">\n      <input type=\"radio\" name=\"topikq_451164_2\" value=\"C\">\n      <span class=\"key\">C<\/span><span class=\"txt\">\ub0a0\uc528<\/span>\n    <\/label>\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"topikq_451164_2\" value=\"D\">\n      <span class=\"key\">D<\/span><span class=\"txt\">\uc2dc\uac04<\/span>\n    <\/label>\n  <\/div>\n  <div class=\"toggle\" style=\"margin-top:10px;\">\n    <label class=\"btn\" for=\"show_topikq_451164_2\">\uc815\ub2f5 \ud655\uc778\ud558\uae30<\/label>\n    <span class=\"subtle\">\ubcf4\uae30 \uc120\ud0dd \ud6c4 \ud074\ub9ad<\/span>\n  <\/div>\n  <div class=\"answer\">\n    <div><strong>\uc815\ub2f5:<\/strong> C. \ub0a0\uc528<\/div>\n    <div style=\"margin-top:6px;\"><strong>How to solve:<\/strong> The sentence describes a type of radar used to observe weather phenomena like rain or snow. &#39;\ub0a0\uc528&#39; (weather) is the direct descriptor for such radar.<\/div>\n    <div style=\"margin-top:6px;\"><strong>Choice analysis (EN):<\/strong><\/div>\n    <div style=\"margin-left:10px;\">A \u2014 &#39;\uc74c\uc545&#39; (music) is unrelated to radar observing weather.<\/div>\n    <div style=\"margin-left:10px;\">B \u2014 &#39;\uc694\ub9ac&#39; (cooking) is unrelated to radar observing weather.<\/div>\n    <div style=\"margin-left:10px;\">C \u2014 &#39;\ub0a0\uc528&#39; (weather) is correct. Weather radar is specifically designed to observe meteorological conditions.<\/div>\n    <div style=\"margin-left:10px;\">D \u2014 &#39;\uc2dc\uac04&#39; (time) is unrelated to the type of radar described.<\/div>\n  <\/div>\n<\/div>\n<div class=\"q\">\n  <div class=\"meta\">[Vocabulary] 4<\/div>\n  <div class=\"stem\">\ub808\uc774\ub354\ub294 ( )\ub97c \uc774\uc6a9\ud558\uc5ec \ubb3c\uccb4\uc758 \uc704\uce58\ub97c \ud30c\uc545\ud569\ub2c8\ub2e4.<\/div>\n  <input type=\"checkbox\" id=\"show_topikq_76785_3\" hidden>\n  <div class=\"options\">\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"topikq_76785_3\" value=\"A\">\n      <span class=\"key\">A<\/span><span class=\"txt\">\uc18c\ub9ac<\/span>\n    <\/label>\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"topikq_76785_3\" value=\"B\">\n      <span class=\"key\">B<\/span><span class=\"txt\">\ube5b<\/span>\n    <\/label>\n    <label class=\"opt is-correct\">\n      <input type=\"radio\" name=\"topikq_76785_3\" value=\"C\">\n      <span class=\"key\">C<\/span><span class=\"txt\">\uc804\ud30c<\/span>\n    <\/label>\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"topikq_76785_3\" value=\"D\">\n      <span class=\"key\">D<\/span><span class=\"txt\">\uc5f4<\/span>\n    <\/label>\n  <\/div>\n  <div class=\"toggle\" style=\"margin-top:10px;\">\n    <label class=\"btn\" for=\"show_topikq_76785_3\">\uc815\ub2f5 \ud655\uc778\ud558\uae30<\/label>\n    <span class=\"subtle\">\ubcf4\uae30 \uc120\ud0dd \ud6c4 \ud074\ub9ad<\/span>\n  <\/div>\n  <div class=\"answer\">\n    <div><strong>\uc815\ub2f5:<\/strong> C. \uc804\ud30c<\/div>\n    <div style=\"margin-top:6px;\"><strong>How to solve:<\/strong> This question asks about the basic principle of radar. Radar operates by sending out and receiving radio waves.<\/div>\n    <div style=\"margin-top:6px;\"><strong>Choice analysis (EN):<\/strong><\/div>\n    <div style=\"margin-left:10px;\">A \u2014 &#39;\uc18c\ub9ac&#39; (sound) is used by sonar, not radar.<\/div>\n    <div style=\"margin-left:10px;\">B \u2014 &#39;\ube5b&#39; (light) is used by lidar or optical systems, but radar specifically uses electromagnetic waves in the radio frequency range.<\/div>\n    <div style=\"margin-left:10px;\">C \u2014 &#39;\uc804\ud30c&#39; (radio waves) is correct. This is the fundamental principle of radar (Radio Detection And Ranging).<\/div>\n    <div style=\"margin-left:10px;\">D \u2014 &#39;\uc5f4&#39; (heat) is used by thermal imaging, not radar.<\/div>\n  <\/div>\n<\/div>\n<div class=\"q\">\n  <div class=\"meta\">[Vocabulary] 5<\/div>\n  <div class=\"stem\">\ud56d\uad6c\uc758 \ub808\uc774\ub354\ub294 \ubc14\ub2e4\uc5d0 \uc788\ub294 ( )\ub4e4\uc758 \uc6c0\uc9c1\uc784\uc744 \ubaa8\ub2c8\ud130\ub9c1\ud569\ub2c8\ub2e4.<\/div>\n  <input type=\"checkbox\" id=\"show_topikq_137729_4\" hidden>\n  <div class=\"options\">\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"topikq_137729_4\" value=\"A\">\n      <span class=\"key\">A<\/span><span class=\"txt\">\uc790\ub3d9\ucc28<\/span>\n    <\/label>\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"topikq_137729_4\" value=\"B\">\n      <span class=\"key\">B<\/span><span class=\"txt\">\ube44\ud589\uae30<\/span>\n    <\/label>\n    <label class=\"opt\">\n      <input type=\"radio\" name=\"topikq_137729_4\" value=\"C\">\n      <span class=\"key\">C<\/span><span class=\"txt\">\uac74\ubb3c<\/span>\n    <\/label>\n    <label class=\"opt is-correct\">\n      <input type=\"radio\" name=\"topikq_137729_4\" value=\"D\">\n      <span class=\"key\">D<\/span><span class=\"txt\">\uc120\ubc15<\/span>\n    <\/label>\n  <\/div>\n  <div class=\"toggle\" style=\"margin-top:10px;\">\n    <label class=\"btn\" for=\"show_topikq_137729_4\">\uc815\ub2f5 \ud655\uc778\ud558\uae30<\/label>\n    <span class=\"subtle\">\ubcf4\uae30 \uc120\ud0dd \ud6c4 \ud074\ub9ad<\/span>\n  <\/div>\n  <div class=\"answer\">\n    <div><strong>\uc815\ub2f5:<\/strong> D. \uc120\ubc15<\/div>\n    <div style=\"margin-top:6px;\"><strong>How to solve:<\/strong> The sentence talks about radar at a port (\ud56d\uad6c) monitoring movements in the sea (\ubc14\ub2e4). Ships are the most appropriate objects to be monitored by radar in this context.<\/div>\n    <div style=\"margin-top:6px;\"><strong>Choice analysis (EN):<\/strong><\/div>\n    <div style=\"margin-left:10px;\">A \u2014 &#39;\uc790\ub3d9\ucc28&#39; (cars) are on land, not typically monitored by port radar in the sea.<\/div>\n    <div style=\"margin-left:10px;\">B \u2014 &#39;\ube44\ud589\uae30&#39; (airplanes) are in the air, not typically monitored by port radar in the sea.<\/div>\n    <div style=\"margin-left:10px;\">C \u2014 &#39;\uac74\ubb3c&#39; (buildings) are stationary and on land.<\/div>\n    <div style=\"margin-left:10px;\">D \u2014 &#39;\uc120\ubc15&#39; (ships) is correct. Ports use radar to monitor the movement of ships in their surrounding waters.<\/div>\n  <\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>[Vocabulary] 1 \ube44\ud589\uae30\ub294 \ub808\uc774\ub354\ub97c \uc774\uc6a9\ud558\uc5ec \ub2e4\ub978 \ud56d\uacf5\uae30\ub098 \uc7a5\uc560\ubb3c\uc744 ( ). A\uac10\uc9c0\ud569\ub2c8\ub2e4 B\ubc1c\uba85\ud569\ub2c8\ub2e4 C\ubcc0\ud654\ud569\ub2c8\ub2e4 D\uacc4\uc0b0\ud569\ub2c8\ub2e4 \uc815\ub2f5 \ud655\uc778\ud558\uae30 \ubcf4\uae30 \uc120\ud0dd \ud6c4 \ud074\ub9ad \uc815\ub2f5: A. \uac10\uc9c0\ud569\ub2c8\ub2e4 How to solve: The sentence describes the function of radar in an airplane. Radar is used to detect other aircraft or obstacles. &#39;\uac10\uc9c0\ud558\ub2e4&#39; (to detect) is the most appropriate verb that fits [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"categories":[325],"tags":[],"_links":{"self":[{"href":"https:\/\/dohokin.com\/index.php?rest_route=\/wp\/v2\/posts\/9437"}],"collection":[{"href":"https:\/\/dohokin.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dohokin.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dohokin.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/dohokin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=9437"}],"version-history":[{"count":0,"href":"https:\/\/dohokin.com\/index.php?rest_route=\/wp\/v2\/posts\/9437\/revisions"}],"wp:attachment":[{"href":"https:\/\/dohokin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=9437"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dohokin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=9437"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dohokin.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=9437"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}