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Dark energy

Authored by Jadranka Pereska

Science

8th Grade

Dark energy
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8 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the study of the universe called?

Geology

Astronomy

Chemistry

Biology

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Who discovered that galaxies are very far away from us and are receding away from us?

Galileo Galilei

Nicolaus Copernicus

Isaac Newton

Edwin Hubble

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the name of the mysterious particle that makes up dark matter?

Muon

Axion

Quark

Neutrino

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What did two teams of astronomers discover in the late 1990s about the expansion of the universe?

It is constant

It is shrinking

It is decelerating

It is accelerating

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What percentage of the mass energy in the entire cosmos is dark energy?

33.8%

25%

50%

66.2%

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What did the PANTHEON+ survey measure the precise positions of?

Supernovae

Black holes

Comets

Asteroids

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the age of the universe according to modern cosmology?

20 billion years

5 billion years

10 billion years

13.77 billion years

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