Mass, Gravity and Weight

Question 1

What is weight measured in?

Answer 1

Weight is a force so is measured in Newtons (N)

Question 2

What is mass measured in?

Answer 2

Kilograms (kg)

Question 3

What is mass?

Answer 3

The mass of an object is the amount of matter or stuff it contains

Question 4

What is gravity?

Answer 4

All objects have a force that attracts them to each other, this is called gravity.

Question 5

When do gravitational forces increase?

Answer 5

The bigger the mass
The closer the object

Question 6

What is the weight of an object on Earth?

Answer 6

The weight of an object on earth is the gravitational force of attraction between the object and the Earth.

Question 7

Fill in the blanks

Gravity is a force that – objects together. – is felt everywhere in the Universe. The Earth’s gravity pulls objects towards its –.The sun’s gravity keeps – orbiting around it. Different planets have – gravity. An object on a planet with more gravity would feel –

Answer 7

pulls
Gravity
centre
planets
different
heavier

Question 8

What weight does a mass of 1kg have on Earth

Answer 8

10N

Question 9

What weight does a mass of 100g have on Earth

Answer 9

1N