Light Energy

Which of these best demonstrates the reflection of light?

• Looking through the glass of a large window

• Looking at an image formed on a silver spoon

• Looking at a light bulb that is glowing

• Looking at a star on a clear night

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NGSS.MS-PS4-2

When light travels through air into a prism, it bends and separates into many colors.

In which other situation does light bend?

• When light moves through air into water

• When light hits a wall

• When light passes through outer space

• When light hits a mirror

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NGSS.MS-PS4-2

Scientists use telescopes to make distant objects appear closer. Some parts of a telescope are shown below. Which of the following best describes how the object lens of this telescope helps scientists observe the moon?

• The object lens produces light.

• The objective lens blocks light.

• The objective lens reflects light.

• The objective lens refracts light.

All of these are examples of refraction except...

• rainbow

• glass of water

• prism

• bird in mirror

Tags

NGSS.MS-PS4-2

Light traveling through a pair of eyeglasses is —

• refracted

• transmitted

• absorbed

• reflected

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

A student holds a notecard behind a jar of water. Which of the following best explains why part of the note card appears different from the rest of the note card?

• The jar reflects light hitting the surface.

• The water absorbs light hitting the surface.

• The jar scatters light passing through it.

• The water bends light passing through it.

Tags

NGSS.MS-PS4-2

Light strikes an object and bounces back toward its source. What is this change in direction called?

• Refraction

• Reflection

• Conduction

• Transparent

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NGSS.MS-PS4-2

When light passes through water, it changes direction. This is called—

• insulation

• reflection

• refraction

• transpiration

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NGSS.MS-PS4-2

The picture shows a clear marble on top of some words. Some letters look different because

• light bounces as it reaches the marble.

• light changes colors.

• the light shines less brightly behind the marble.

• light bends as it passes through the marble.

Tags

NGSS.4-PS4-2

When light hits an object, the rays can pass through it, bounce off it, or be absorbed by it. Light rays that bounce back are –

• radiant

• reflected

• refracted

• rubber

Tags

NGSS.MS-PS4-2