Understanding Special Relativity

Understanding Special Relativity

Assessment

Interactive Video

Physics

9th - 10th Grade

Practice Problem

Hard

Created by

Nancy Jackson

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does Einstein's Special Relativity Theory suggest about time?

Time varies for different observers in different places.

Time is the same for everyone in the universe.

Time is an illusion and doesn't exist.

Time is constant and unchanging.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

According to the first postulate of Special Relativity, what is true about the laws of physics?

They change depending on the observer's speed.

They are the same in all frames of reference.

They vary with the observer's direction.

They only apply to stationary observers.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the train example, why does the ball appear to travel at different speeds to different observers?

Because the ball changes speed.

Because the ball is thrown at different angles.

Because the train changes speed.

Because speed is relative to the observer.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the significance of the speed of light in Special Relativity?

It changes with the observer's speed.

It only applies to stationary observers.

It is constant for all observers, regardless of their motion.

It varies depending on the observer's motion.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the example with the two nations, why do observers on the platform see the agreement signing differently?

Because the train was moving too fast.

Because light travels at different speeds for different observers.

Because the leaders signed at different times.

Because the train's motion affects the perception of light reaching the leaders.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the light clock example illustrate about time dilation?

Time is unaffected by motion.

Time stops in moving clocks.

Time runs slower in moving clocks.

Time runs faster in moving clocks.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why don't we notice time dilation in our everyday lives?

Because it only occurs at speeds close to the speed of light.

Because it only occurs in space.

Because it doesn't actually happen.

Because it only affects large objects.

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