Show:
Vocabulary
Friction/Gravity
Magnetism/Electrostatic
Everyday Life
Forces in Nature
100
A push or pull that can cause movement
What is a force
100
The force that pulls objects towards the Earth
What is gravity
100

A force caused by two charged objects

What is electrostatic force or static electric force

100

Name one safety device you use that helps protect you against forces that cause movement.

Many different answers: Seat belts in cars, helmets, life vests, knee pads.

100

A natural force that occurs when water or wind pushes away dirt and soil.

What is Erosion

200
The word that describes that an object or part of an object changes position
What is movement
200
The force caused when two objects rub against each other.
What is friction
200

A force caused by different or similar poles

What is magnetism

200
Name one way in which you use gravity in your every day life.
Many different answers: Throwing a ball, walking, jumping.
200
A natural force that is triggered by rain, flood, earthquakes and other natural events. Large sections of land are all removed at once.
Landslides.
300

The 5 basic types of forces learned in our class

What is gravity, muscular, friction, magnetism and electrostatic force.

300

Is gravity a contact or a non-contact force?

non-contact

300

Name one way you use magnetism in your every day life.

Many different answers can exist. Some may include: magnets on the fridge, magnets at school.

300

Explain, using your knowledge of forces, how helmets protect you.

prevent you from a concussion or hurting your head badly

300

Name one way that humans can prevent landslides

Landslides: To not change the landscape by putting in less lawns, roads, house, etc.

400

A force can change the ________, ________, and ________ of an object.

speed, direction, and shape

400

Give an example when humans want to have more friction for safety reasons.

Many answers. Some will include: wearing boots in winter, salting the roads to melt the ice, using sand on icy sidewalks

400

Objects must contain which metals in order to be attracted to a magnet

iron, nickel, cobalt, and steel

400

We use muscular force daily.  Name 3 different ways that you have used muscular force today.

EXAMPLES: pulling a door open, pushing your pencil to write, pulling out your chair to sit, pushing a ball with your hands or feet

400
A natural force that is caused by a release of electricity from the atmosphere, seen as a bright light.
Lightning
500
When two objects have similar charges they _____ one another.
What is repel
500

Give an example of when humans would want to have less friction to make moving easier.

There are many answers. Some answers may be: bowling, skating, tobogganing, curling

500

Items with different charges (positive and negative) will do what?

pull toward each other

500
Name a part of a bicycle that uses friction to keep you safe.
The brakes!
500

Name one way that humans can help prevent erosion. 

Possible answers: Do not cut down so many trees, shrubs or plants, or having too many animals on farmlands.