Preview (15 questions)
1 Question
לפני 30 שניות
Q.

Gravity helps the Earth to stay in orbit around the Sun.


True

False

2 Question
לפני 30 שניות
Q.

How much gravity an object has depends on its _______.


Speed

Mass

Velocity

3 Question
לפני 30 שניות
Q.

__________ is actually the measurement of the force of gravity pulling on an object.


Weight

Intensity

Surface

4 Question
לפני 30 שניות
Q.

The more mass an object has, the faster it will fall.


True

False

5 Question
לפני 30 שניות
Q.

If you weigh 80 pounds on Earth, you would weigh about ___________ on the moon!


10 pounds

13 pounds

23 pounds

6 Question
לפני 30 שניות
Q.

The Sun has much more gravity than Earth.


True

False

7 Question
לפני 30 שניות
Q.

High and low tides in the ocean are caused by the gravity of ___________.


Sun

Star

Moon

8 Question
לפני 30 שניות
Q.

The more matter something has, the greater the force of its gravity.


True

False

9 Question
לפני 30 שניות
Q.

There is __________ gravity in outer space.


Zero

More

Less

10 Question
לפני 30 שניות
Q.

The scientist who discovered gravity is _________.


Albert Einstein

Issac Newton

Graham Bell

11 Question
לפני 30 שניות
Q.

The solar system would not even exist without gravity.


True

False

12 Question
לפני 30 שניות
Q.

Albert Einstein added to Newton’s ideas about gravity with his theory of ___________.


Force

Surface

Relativity

13 Question
לפני 30 שניות
Q.

When will gravity be the strongest?


The further away you are from an object

The closer you are to an object

The faster your relative speed is to an object

14 Question
לפני 30 שניות
Q.

Newton's ideas about gravity were inspired by watching an ___________ fall from a tree.


Apple

Orange

Ball

15 Question
לפני 30 שניות
Q.

Objects would simply float away if gravity didn’t exist.


True

False