Properties of light

Light is predictable because it will always travel in a _________ line.

• Curvy

• Backwards

• Straight

• Circle

What is the speed of light in air?

• 65,000 miles/sec

• 186,000 miles/sec

• 100 miles/sec

• 250,000 miles/sec

What types of matter can light travel through?

• Some solids, liquids, and gases

• All solids, liquids, gases, and empty space (vacuum)

• Some solids, liquids, gases and all empty space (vacuum)

• Only empty space (vacuum)

Tags

NGSS.MS-PS4-2

What will happen when light hits a smooth, flat surface?

• Diffuse

• Absorb

• Refract

• Reflect

Tags

NGSS.MS-PS4-2

What will happen when light hits an opaque object?

• It passes through anyway

• It creates a shadow

Tags

NGSS.4-PS4-2

Why does an object look bigger in the water than it does on the top?

• The light refracts as it moves from air to water.

• The light reflects as it moves from air to water.

• The light absorbs as it moves from air to water.

Tags

NGSS.MS-PS4-2

Why does the ruler look broken?

• Light is absorbing

• Light is reflecting

• Light is diffusing

• Light is refracting

Which color reflects all light?

• Orange

• White

• Black

• Green

Tags

NGSS.MS-PS4-2

What is an opaque object?

• object that cannot able to be seen through; not transparent

• object that can able to be seen through; not transparent

• object that can able to be seen through; transparent

Which of these is not a source of light?

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