Path of Light

1. How does laser light travel?

• A. curve line

• B. slant line

• C. straight line

• D. zigzag line

2. How will you describe the size of the laser light?

• A. average

• B. big

• C. narrow

• D. wide

3. Laser light can travel ________ distances and still focus on a small area.

• A. average

• B. long

• C. near

• D. short

Tags

NGSS.MS-PS4-1

4. Laser light has a great deal of _____ energy.

• A. Chemical

• B. Heat

• C. Potential

• D. Sound

Tags

NGSS.MS-PS4-1

5. Which of the following materials can totally block the light?

• A. book

• B. thin white cloth

• C. transparent glass

• D. water

Tags

NGSS.MS-PS4-2

6. Which of the following produces a focused light?

• A. candle

• B. flashlight

• C. bulb

• D. bonfire

Tags

NGSS.4-PS4-2

7. The light from the flashlight will ________if you place your hand in front.

• A. pass through

• B. will slide to the left and the right

• C. be blocked

• D. scatter all around

Tags

NGSS.MS-PS4-2

8. Which of the following is TRUE?

• A. As you switch on the flashlight, the direction of the light is backward.

• B. When the light of the flashlight is aimed to the wall of the house, the light reaches the wall.

• C. Light can pass through a book.

• D. Light travels in a curved line.

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

9. How does light travel in the air?

• A. average

• B. fast

• C. slow

• D. very slow

10. What is the direction of light as you turn on the flashlight?

• A. any direction

• B. backward

• C. forward

• D. sideward