Science- Light

True or False

1. Light travels in a straight line when it passes through a single medium.

Tags

NGSS.MS-PS4-2

True or False

2. The light that strikes a thick cardboard bends and find another way to pass through it.

Tags

NGSS.MS-PS4-2

True or False

3. Light rays could not be blocked and they could pass through all types of materials since they travel on a straight line.

Tags

NGSS.MS-PS4-2

True or False

4. A laser is a narrow but powerful beam of light capable of travelling far distances on a straight line.

Tags

NGSS.MS-PS4-1

True or False

5. Laser light has a great deal of heat energy.

6. Light travels continuously until it hits an object. In what path does light travel?

• a. straight line

• b. spiral line

• c. bent line

• d. curved line

Tags

NGSS.MS-PS4-2

7. Shadows form when light is

• a. blocked by an object

• b. reflected by an object

• c. refracted by an object

• d. transmitted through an object

Tags

NGSS.MS-PS4-2

8. Light is a kind of

• a. reflection

• b. heat

• c. energy

• d. matter

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

9.Which of these describes how light travels through an empty space?

• a. It travels straight but may change direction to avoid objects.

• b. It comes to a stop after it travels a certain distance.

• c. It changes direction often even if there are no objects.

• d. It travels in a straight line without stopping.

10. Which way best describes how light moves?

• a. in circles

• b. straight line

• c. slowly

• d. faster through opaque objects