Mass and weight

What do all objects have in common?

• They all contain matter and occupy space

• They all weigh the same

• They are all the same size

• They all have the same shape

What is the unit for measuring mass?

• Liter

• Meter

• Pound

• Kilogram

What does the term 'tonne' indicate?

• 100 kg

• 1000 kg

• 10 kg

• 10000 kg

What is the difference between mass and weight?

• Weight is the same everywhere, mass varies with gravity

• Mass is the same everywhere, weight varies with gravity

• Mass is measured in meters, weight in kilograms

• There is no difference

What would be the mass of an object on the moon if it is 100 kg on Earth?

• 16.6 kg

• 100 kg

• 0 kg

• 9.8 kg

Why do scales give different readings on Earth, the moon, and in space?

• Because they measure weight force, which varies with gravity

• Because scales are not accurate

• Because of the difference in air pressure

• Because of the difference in temperature

What is the acceleration due to gravity on Earth?

• 0 m/s/s

• 10 m/s/s

• 1.6 m/s/s

• 9.8 m/s/s

What happens to the acceleration due to gravity in space?

• It remains the same

• It is zero

• It decreases

• It increases

What does a mass of 100 kg represent?

• The weight of an object

• The volume of an object

• The amount of matter in an object

• The density of an object

What is the abbreviation for kilogram?

• G

• Kgm

• K

• Kg