Gravitational Force

Multiple Choice

What is the name of the scientist famous for his theory of gravity?

• Mr. Apple Head

• Sir Isaac Newton

Multiple Choice

A newton (N) is the SI unit of force? Who is the newton (N) named after?

• Mr. Apple Head

• Sir Isaac Newton

Match

Match the following

• Mass

• Weight

• Gravity

of an object stay's the same

of an object can change

a non-contact force

• of an object stay's the same

• of an object can change

• a non-contact force

Multiple Choice

How much does Iron Man weigh on earth?

• 96kg

• 870kg

• 300kg

Multiple Choice

If the mass of an object always stays the same, why does Iron Man weigh more on earth than on the moon?

• there is more gravitational force on earth

• there is more gravitational force on the moon

Multiple Choice

Is gravitational force a push or a pull?

• push

• pull

Multiple Choice

What is the mass and weight of the astronaut at 10km altitude?

• Mass: 200kg

  Weight: 1960N

• Mass: 200kg

  Weight: 1950N

• Mass: 200kg

  Weight: 1740N

• Mass: 200kg

  Weight: 40N

Multiple Choice

What is the mass and weight of the astronaut at 400km altitude?

• Mass: 200kg

  Weight: 1960N

• Mass: 200kg

  Weight: 1950N

• Mass: 200kg

  Weight: 1740N

• Mass: 200kg

  Weight: 40N

Multiple Choice

Why does the astronaut 's mass stay the same but his weight changes?

• Weight always stay's the same but mass changes because the force of gravity reduces with altitude

• Mass always stay's the same but weight changes because the force of gravity reduces with altitude

Labelling

Which scale is used for measuring mass?

Which scale is used for measuring Force and Weight?

Drag labels to their correct position on the image

Weight & Force

Mass

Labelling

Which scale is used for measuring mass?

Which scale is used for measuring Force and Weight?

Drag labels to their correct position on the image

Mass

Weight & Force

Multiple Choice

Reading the spring balance, if 100 grams of weight was added to the hook, how much force will it apply? (Click the image to enlarge it)

• 1 Newton

• 2 Newtons

• 3 Newtons

• 4 Newtons

Multiple Choice

Reading the spring balance, how much weight will it measure if 2 Newtons of force was applied? (Click the image to enlarge it)

• 100 grams

• 200 grams

• 300 grams

• 400 grams

Multiple Choice

Reading the spring balance, how much weight will it measure if 3 Newtons of force was applied? (Click the image to enlarge it)

• 100 grams

• 200 grams

• 300 grams

• 400 grams

Multiple Choice

Reading the spring balance, if 300 grams of weight was added to the hook, how much force will it apply? (Click the image to enlarge it)

• 1 Newton

• 2 Newtons

• 3 Newtons

• 4 Newtons