Big Bang Theory

Most scientists believe the Big Bang Theory explains which of the following questions?

• How our planets and moons formed

• How our universe began

• How the sun turns hydrogen into helium

• How fast light travels through space

Tags

NGSS.HS-ESS1-2

The universe is EXPANDING! This means that:

• all of the galaxies are spreading out or MOVING APART.

• the universe must have started from a many points around the universe.

• the universe is getting HOTTER

• all of the above.

Tags

NGSS.HS-ESS1-2

Galaxies that are REDSHIFTED are:

• actually BLUE

• really NEAR earth

• invisible or not visible

• moving AWAY from us.

Tags

NGSS.HS-ESS1-2

If something that makes light is moving AWAY from you, it spreads the wavelengths of light out. This application of the Doppler effect is known as ___.

• blue shift

• green shift

• red shift

• black shift

Tags

NGSS.HS-ESS1-2

Most distant galaxies show a RED SHIFT. This is considered EVIDENCE that the universe is ___.

• getting cooler

• expanding

• condensing into a small point

• swirling around

Tags

NGSS.HS-ESS1-2

A galaxy showing BLUE SHIFT is ___.

• very cold

• moving TOWARDS OR TO us

• dying

• about to supernova

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

BLUE shift of light means the star is moving

• toward Earth

• away from Earth

• not moving

Tags

NGSS.HS-ESS1-2

NGSS.HS-PS4-1

Ever since the universe began, the universe has been

• expanding

• contracting

• stays the same size

Tags

NGSS.HS-ESS1-2

Visible light emitted from a star or galaxy can be separated into a band of colors, called a ________.

• Spectrum (or spectral lines)

• Microwave

• Radiation

Tags

NGSS.HS-ESS1-2

What were the original two elements in our universe?

• Lithium and Carbon
• Hydrogen and Neon
• Helium and Chlorine
• Hydrogen and Helium