2122_PRACTICE_GP4_GK_16

1. Which of the following means “nguồn sáng”?

• A. sound source

• B. source of sound

• C. light source

• D. A and B are correct.

2. What does “reflect” mean?

• A. phản xạ

• B. truyền

• C. tạo ra

• D. ánh sáng

3. What does “travel” mean?

• A. phản xạ

• B. truyền

• C. tạo ra

• D. ánh sáng

4. Which of the following means “thành phố cảng”?

• A. city

• B. port city

• C. population

• D. foreigner

5. Which of the following means “dân số”?

• A. pollution

• B. port city

• C. population

• D. foreigner

6. Fill in the gap: Light travels in … .

• A. curves

• B. straight lines

7. Choose the correct answer: Where does light come from?

• A. The Sun

• B. Lamps

• C. Sound sources

• D. Light sources

8. Which of the following is a light source?

• A. A tree

• B. A dog

• C. A star

• D. The Moon

9. Which of the following is correct about the television?

• A. It is a light source

• B. It is a sound source

• C. It cannot make light

• D. A and B are correct

10. Can you see things without some light?

• A. Yes, I can.

• B. No, I cannot.