light and spectra review quiz

Why do we see objects as black?

• They absorb all the light
• They reflect all the light
• They absorb some light and reflect 

Tags

NGSS.MS-PS4-2

The color of emitted light with the LONGEST wavelength is

• violet

• green

• red

• indigo

Tags

NGSS.HS-PS4-1

The color of emitted light with the SHORTEST wavelength is

• violet

• green

• red

• indigo

Tags

NGSS.HS-PS4-1

Light energy moves in

• Waves

• Particles

• Condensation

• Plasma

Tags

NGSS.HS-PS4-3

In red shift, the wavelengths of light become

• Longer

• Shorter

• Bluer

• Slower

Tags

NGSS.HS-ESS1-2

NGSS.HS-PS4-1

What is true about these stars?

• Both of these stars are moving away from us.
• Both of these stars are moving towards us.
• Both of these stars are blueshifted.
• The star Sirius is closer to us.

Tags

NGSS.HS-PS4-3

NGSS.HS-ESS1-2

Red Shift means

• galaxies are moving towards each other
• galaxies are moving away from each other

Tags

NGSS.HS-ESS1-2

Gravity attracts all objects towards one another.

• False
• True
• It depends
• I don't care

Tags

NGSS.HS-PS2-4

Any object with mass is surrounded by a gravitational field.

• True
• Sometimes
• False
• Never

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

As distance between two objects increase the pull of gravity 

• Increases
• Decreases
• Stays the same

Tags

NGSS.HS-PS2-4