Forces 4th Primary

What is a force?

• The contact between two surfaces.

• A push in a particular direction.

• A push or a pull in a particular direction.

What are the types of forces you have studied?

• Contact and non-contact forces.

• Applied and magnetic forces.

• Electrostatic and gravitational forces.

When the result is an object pushed or pulled, what type of force is?

• Buoyant

• Normal

• Frictional

• Applied

The force that attracts or repels magnetic objects is...

• Normal

• Magnetic

• Gravitational

• Applied

All objects have this force because it comes from The Earth.

• Buoyant

• Electrostatic

• Normal

• Gravitational

It is the result of an object moving across a surface.

• Applied

• Electrostatic

• Frictional

• Buoyant

It is the capacity of an object to float in water or rise in air.

• Buoyant

• Electrostatic

• Normal

• Gravitational

It pulls or repels two charged particles. For example, when you rub a balloon on your hair.

• Applied

• Frictional

• Electrostatic

• Normal

What is the force that supports the weight of an object on a surface.

• Normal

• Applied

• Gravitational

• Buoyant

What are the contact forces?

• Applied, magnetic, normal and buoyant force.

• Magnetic, electrostatic and gravitational force.

• Applied, normal, frictional and buoyant force.

• Normal, frictional, applied and gravitational force.