DARK MATTER - tedED

DARK MATTER - tedED

8th Grade

13 Qs

quiz-placeholder

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DARK MATTER - tedED

DARK MATTER - tedED

Assessment

Quiz

Physics

8th Grade

Practice Problem

Hard

Created by

Amanda Valentine

Used 1+ times

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13 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

According to the ancient Greeks, what were the four basic elements that could make up the universe?

Earth, wind, fire, and water

Earth, air, fire, and metal

Earth, wind, fire, and ice

Earth, air, fire, and water

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What did Leucippus of Miletus propose in the 5th century B.C.?

The universe is made up of visible and invisible elements

The universe is made up of earth, air, fire, and water

The universe is made up of dark matter and dark energy

The universe is made up of tiny, indivisible bits of stuff called atoms

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What percentage of the universe is made up of Leucippus's atoms and the things they're made of?

95%

5%

27%

68%

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What did scientists discover about the motion and weight of galaxies in the 1930's?

There's not enough visible stuff in galaxies to hold them together

There's no weight in galaxies

There's too much visible stuff in galaxies to hold them together

There's no motion in galaxies

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the best evidence for dark matter today?

Measurements of the dark matter in stars

Measurements of the dark energy in galaxies

Measurements of the visible matter in galaxies

Measurements of the cosmic microwave background

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What percentage of the universe is made up of dark energy?

95%

68%

27%

5%

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What theory predicts a whole range of new particles that could make up the dark matter?

String theory

Quantum theory

Relativity theory

Supersymmetry

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