Big Bang Theory & Redshift

Front

How long ago did the Big Bang occur?

Back

13.8 billion years ago

Front

RED shift of light means the star is moving

Back

away from Earth

Front

BLUE shift of light means the star is moving

Back

toward Earth

Front

RED shift is proof that the universe is

Back

expanding (getting bigger)

Front

RED shifted light has a

Back

longer wavelength

Front

BLUE shifted light has a

Back

shorter wavelength

Front

What provides proof that the universe is expanding?

Back

Red shift of light from distant stars

Front

How long ago did the universe begin?

Back

13.8 billion years ago

Front

Ever since the universe began, the universe has been

Back

expanding

Front

What is proof for the Big Bang Theory?

Back

cosmic background radiation