Search Header Logo

relativity

Authored by Priya Arora

Physics

12th Grade

NGSS covered

Used 38+ times

relativity
AI

AI Actions

Add similar questions

Adjust reading levels

Convert to real-world scenario

Translate activity

More...

56 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

A rocket leaves Earth and travels to a star that is 20 light years (one light year equals 9.46E15 meters) as seen by the Earth. The speed of the rocket is 0.8c relative to the Earth. The time for the trip as measured on by the astronauts in the spaceship is

25 years

20 years

15 years

12 years

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

A rocket leaves Earth and travels to a star that is 20 light years (one light year equals 9.46E15 meters) as seen by the Earth. The speed of the rocket is 0.8c relative to the Earth.  The distance from Earth to the star as measured by the astronauts is 

25 light years
20 light years
16 light years
12 light years

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following statements is not true according to the theory of relativity? 

As an object increases speed its mass increases. 
As an object increases speed its length increases. 
As an object increases speed its kinetic energy increases. 
As an object increases speed its momentum increases. 

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Compared to clocks in a stationary reference frame moving clocks run 

faster
slower
at the same rate

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

We do not usually observe relativistic effects in our daily lives because 

we are moving at speeds much less than c. 
we are much larger than atoms. 
we are much heavier than elementary particles. 
we are much lighter than stars. 

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the relativity of simultaneity say?

Two events may occur at the same time in one reference frame, but not another.
If two events occur at the same time in one reference frame, they will occur at the same time in all reference frames.

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

How many postulates are there in the special theory of relativity?

1
2
3
4

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Microsoft

Continue with Microsoft

or continue with

Facebook

Facebook

Apple

Apple

Others

Others

By signing up, you agree to our Terms of Service & Privacy Policy

Already have an account?