Đề kiểm tra 45 phút môn Vật lí 7 - Năm học 2020-2021 - Trường THCS Cảnh Thụy

Nội dung text: Đề kiểm tra 45 phút môn Vật lí 7 - Năm học 2020-2021 - Trường THCS Cảnh Thụy

1. PHÒNG GD&ĐT YÊN DŨNG ĐỀ KIỂM TRA 45 PHÚT ĐIỂM TRƯỜNG THCS CẢNH THỤY Môn: Vật lý 7 Thời gian làm bài: 45 phút; Họ, tên thí sinh:.................................................................................... Lớp: ................ ĐỀ BÀI Câu 1.( 3 đ) a. Trong những vật sau đây, những vật nào được xem là nguồn sáng và những vật nào là vật được chiếu sáng: Mặt trời, mặt trăng, bóng đèn điện đang sáng, bóng đèn điện đang tắt, ngọn lửa, quyển sách, bông hoa, con đom đóm. b. Khi có hiện tượng nhật thực và hiện tượng nguyệt thực, vị trí của trái đất, mặt trời và mặt trăng như thế nào? Câu 2.( 2 đ) Moät ngöôøi ñöùng tröôùc 3 caùi göông (göông phaúng, göông caàu loài, göông caàu loõm) caùch göông moät khoaûng caùch baèng nhau. Quan saùt aûnh aûo cuûa mình trong 3 göông seõ thaáy chuùng coù tính chaát gì gioáng nhau vaø khaùc nhau? A Câu 3.( 5 đ) Cho mòi tªn AB ®Æt vu«ng gãc víi g­¬ng ph¼ng a) VÏ ¶nh cña mòi tªn t¹o bëi g­¬ng ph¼ng ? B b) VÏ mét tia tíi AI trªn g­¬ng vµ mét tia ph¶n x¹ t­¬ng øng ? G c) §Æt AB nh­ thÕ nµo th× ¶nh A’B’ cïng chiÒu víi vËt ---------------------HÕt---------------------- .................................................................................................................................................................................. .................................................................................................................................................................................. .................................................................................................................................................................................. .................................................................................................................................................................................. .................................................................................................................................................................................... .................................................................................................................................................................................... .................................................................................................................................................................................... .................................................................................................................................................................................... .................................................................................................................................................................................... .................................................................................................................................................................................... ....................................................................................................................................................................................
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