Redshift, blieshift and the big bang

Which statement is true?

• The galaxies are moving toward us.

• The galaxies are moving away from us.

• The universe remains static or unchanged in motion.

• None of the above

How does Cosmic Microwave Background Radiation support the Big BangTheory?

• Microwaves are found everywhere in the universe.

• Microwaves occurred at the time of the Big Bang

• Microwaves are useful in our everyday lives

• Only A & B

Galaxies that are redshifted are:

• actually blue.
• really far away.
• invisible.
• moving away from us.

Light waves that are stretched out by objects moving apart:

• have a shorter wavelength.
• travel faster than the speed of light.
• are invisible.
• appear more red.

Lets imagine A galaxy is getting closer to our galaxy

a shift on the electromagnetic spectrum

(EMS) is noticed. This phenomenon is

called _____________.

• redshift

• blueshift

• unshift

• blackshift