5.6C Light Energy

A man floating in a boat on a lake sees an image of an airplane in the water. At the same time, he hears a plane and turns to see the source of the sound in the sky.

Which property of light best explains why an image of the plane appears in the water?

• conduction

• reflection

• absorption

• refraction

Tags

NGSS.MS-PS4-2

Does water refract or reflect light?

• Only refracts light

• Only reflects light

• Refracts and reflects light

• Not here

Tags

NGSS.MS-PS4-2

What happens when light hits an object that it cannot pass through?

• The light is refracted or absorbed.

• The light is reflected or absorbed.

• The light is reflected or refracted.

• The light is refracted or curved.

Tags

NGSS.MS-PS4-2

When exploring light in an outdoor investigation, which safety rule should be followed?

• Never look directly at the sun

• Wear a lab coat or apron

• Wear sandals or open-toed shoes

• When waiting for directions, play with your friends

When light hits different types of objects, it acts differently, depending on the object.

Which object listed in the table best reflects light and why?

Tags

NGSS.MS-PS4-2

In an activity, a student floats a toy boat in an aquarium. What causes the part of the boat's hull that is underwater to appear larger than the part just above the water line?

• reflection

• absorption

• conduction

• refraction

Tags

NGSS.MS-PS4-2

Students classify objects based on their properties of reflection and refraction. Which list of objects best reflects light?

• prism, water, camera

• water, cardboard, clear container

• foil, shiny pan, mirror

• mirror, wood, water

Tags

NGSS.MS-PS4-2

Describe the between reflection and refraction by completing the sentence.

Light ​ (a)   when it is reflected and ​ (b)   when it is refracted.

• bounces
• bends
• stops
• decreases

Tags

NGSS.MS-PS4-2

What happens when light strikes a dark, heavy object?

• Light is refracted.

• The light moves quickly through the medium.

• Light energy is absorbed.

• Light does not strike dark objects.

Tags

NGSS.MS-PS4-2

Which of the following objects do NOT reflect light?

Select TWO answers.

• Bathroom mirror

• White car

• Black shirt

• Wooden block

• Copper penny

Tags

NGSS.MS-PS4-2