Topic 2- Gravity And Space Flashcards Preview

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Flashcards in Topic 2- Gravity And Space Deck (11):
1

Which direction does gravity act ?

It depends where you are

2

What gets less if you go to the moon ?

Your weight

3

The Earth’s gravitational attraction is caused by its...

Mass

4

The moon has no atmosphere because...

It’s mass is small and it’s gravity is weak

5

What force pulls an object down ?

Weight and gravity

6

When a rocket lifts off are its forces balanced ?

No

7

What unit is mass measured in ?

Kilograms

8

What unit is weight measured in ?

Newton’s

9

If a man weighing 500N on earth goes to the moon which has a gravitational pull of 10N/kg what will his mass be on the moon ?

50kg

10

If a man had a mass of 20kg on Earth what will his weight be on the moon if it had a gravitational pull of 10N/Kg ?

200 N

11

If a man had a mass of 20kg on Earth what will his mass be on the moon if it had a gravitational pull of 10N/Kg ?

20kg