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The big bang theory

Authored by bill mcmillan

Science

9th - 10th Grade

Used 1+ times

The big bang theory
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8 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What best describes the doppler effect?

When light changes color

When sound changes pitch

An apparent change in frequency of a wave due to the relative motion between a wave source and an observer

An apparent change in the amplitude of a wave due to the relative motion between a wave source and an observer.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If a star is being observed from Earth and it's light has shifted towards the red side of the electromagnetic spectrum it would be…

It isn't a star, it is a very large blueberry.

Moving towards the Earth

Moving away from the Earth

This is a trick question that cannot be answered

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The vast majority of galaxies in our universe are moving away from us. We know this because we observe __________ in the galaxies absorption spectra.

Turbulence

Blueshift

Superposition

Redshift

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which discovery(ies) came from our understanding redshift/ blueshift?

The universe is expanding

Most galaxies are moving away from us

Andromeda galaxy will collide with the Milky way in 3.75 billion years

All of the above

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

______ is a force that causes dust particles to stick together in a nebula

nuclear Fusion

Gravity

Hydrogen

iron

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the most popular hypothesis of the formation of the moon?

The moon passed very close to the earth and was caught in its gravitational pull.

The moon formed the same time as the earth.

The moon formed when a small planet smashed into the newly formed earth sending debris into space which formed the moon.

None of the above

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

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