Ess 1.2

What did our Balloon Lab provide evidence for?

• celestial objects are moving toward each other

• celestial objects are moving away from each other

• celestial objects are static

• celestial objects all revolve around each other

Tags

NGSS.HS-ESS1-2

Red-Shift: Light moving _____

• away from the observer
• towards the observer
• in a circular path
• in a straight line

Tags

NGSS.HS-ESS1-2

The more that the spectral lines of a star are shifted to the red end of the spectrum

• the larger it is.

• the hotter it is

• the faster it is moving away from us

Tags

NGSS.HS-ESS1-2

The diagram represents a standard spectrum (fingerprint) for an element.

The spectral lines of this element are observed in light from a distant galaxy. Which diagram represents these spectral lines?

• 
• 
• 
• 

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Compared to light from a stationary source at the same point, light from an object moving toward you is closer to which side of the spectrum?

• blue

• red

Tags

NGSS.HS-PS4-3

Select the statements that are true.

• The raisins represent the cake.

• The raisins represent the galaxies.

• The distance between the raisins decreases.

• The distance betweens the raisins increases.

• The galaxies are getting farther apart as the universe (cake) expands.

Tags

NGSS.HS-ESS1-2

The Universal Law of Gravitation states that all particles in the universe_____. Choose all that apply.

• have gravity

• are attracted to each other

• are weightless

• are moving away from each other

Tags

NGSS.MS-PS2-4

The law of universal gravitation is credited to whom?

• Einstein
• Galileo
• Darwin
• Newton

Two factors effecting the magnitude of the force of gravity between 2 objects are...

• mass and distance 
• mass and matter
• distance and weight 
• weight and mass

Tags

NGSS.MS-PS2-4

Gravity attracts all objects towards one another.

• False
• True
• It depends

Tags

NGSS.MS-PS2-4