Standard 8 Quiz

Why are we able to see objects?

• Because light is absorbed by objects

• Because light is reflected off the object and enters our eyes

• Because objects produce their own light

• Because objects are invisible

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NGSS.MS-PS4-2

Which statement about light is true?

• Light does not travel in straight lines

• Light only travels in curves

• Light travels in straight lines

• Light moves in zig-zag patterns

What creates a shadow?

• When an object emits light

• When an object allows all light to pass through

• When an object refracts light

• When an object blocks light

What type of object allows all light to pass through it?

• Translucent

• Opaque

• Transparent

• Reflective

Tags

NGSS.MS-PS4-2

What type of object allows only a little light to pass through it?

• Translucent

• Opaque

• Transparent

• Reflective

Tags

NGSS.MS-PS4-2

What type of object does not allow any light to pass through it?

• Translucent

• Opaque

• Transparent

• Reflective

Tags

NGSS.MS-PS4-2

Most things produce their own light?

• True

• False

What happens to light when it travels into a new material?

• It disappears

• It speeds up

• It changes direction

• It stops

Tags

NGSS.MS-PS4-2

What is it called when light bends as it passes through different materials?

• Reflection

• Absorption

• Refraction

• Diffraction

Tags

NGSS.MS-PS4-2

What do we call the straight path that light travels in until it is reflected, absorbed, or bent?

• Lightline

• Beam

• Ray

• Stream

Tags

NGSS.MS-PS4-2