KS3 Year 8: Light

P7.1: Which images are opaque?

• A & C

• A,C,E, & F

• D, E, & F

• A & E

P7.1: What does light do when it hits an object that it cannot pass through?

• It creates a shadow

• It passes through anyway

P7.1: How does light travel/move?

• In straight lines

• In wavy lines

P7.2: Give the meaning of the term 'absorb'

• To give out

• To take in

• To bounce back

• To bend

P7.2: Give the meaning of the term 'emit'

• To give out

• To take in

• To bounce back

• To bend

P7.2: Give the meaning of the term 'reflect'

• To give out

• To take in

• To bounce back

• To pass through

P7.2: Give the meaning of the term 'transmit'

• To give out

• To take in

• To bounce back

• To pass through

What is a property of a transparent object?

• Almost all of the light rays that reach it are scattered.
• Almost all of the light rays that reach it are absorbed.
• Almost all of the light rays that reach it are reflected.
• Almost all of the light rays that reach it pass through it.

Tags

NGSS.MS-PS4-2

P7.3: The moon is a source of light.

• True

• False

P7.3: A luminous object...

• Reflects light

• Refracts light

• Creates light