Types of Forces
Contact vs Non-Contact
Examples of Forces
Contact Forces
Non-contact Forces
100

What is a force?

A push or pull on an object

100

Is this a contact or non-contact force?

Push

Contact

100

What is an attractive or repulsive force that is exerted between the poles of a magnet?

What is Magnetic Force

100

What is a contact force?

A force that can only act when two objects are touching (in contact)

100

What is a non-contact force?

A force between two objects that are not touching

200

Forces are measured in what??

Newtons

200

Is this a contact or non-contact force?

Friction

Contact

200

What is a force that allows some materials to return to its original shape after being stretched or compressed?

What is Spring Force

200

What contact force is seen below?


Spring Force

200

What is this non-contact force illustrated below?


Magnetic Force

300

How many different types of forces did we talk about?

3

Mechanical

Gravity

Friction

300

Is this a contact or non-contact force?

Gravitational force

Non-contact

300

What is a force that slows the movement of a sliding object?

What is Friction

300

What contact force is seen below?


Normal Force

300

What is this non-contact force illustrated below?

An Apple Falling from a Tree

Gravitational Force

400

True or False? Force can change the shape of an object

True. Force can change the shape of something, its speed or the direction that it is moving in.

400

Is this an illustration of a contact or non-contact force?


Non-contact (static electricity)

400

What is a force that is applied to an object by a person or another object?

What is Push or Pull

400

What contact force is seen below?


Applied Force

400

Which answers are non-contact forces?

A.Gravitational
B.Applied
C.Normal
D.Electostatic
E.Friction

What is A and D.

500

What do Vector Arrows tell us??


Size and direction of Force


500

What type of force is this AND is it contact or non-contact? Both answers must be correct to receive the points


What is Gravitational Force. It is a non-contact force

500

What is a type of friction that slows objects as they move through the air?

What is Air Resistance

500

What contact force is seen below?


Friction

500

True of False:  Are Non Contact Forces all Around us??

True: Gravity