Non-Contact Forces
______________ and _______________.
Contact and non-contact.
Pull is when you bring an object ______________ you. Push is when you move an object ________________ from you.
Pull is when you bring an object toward you. Push is when you move an object away from you.
What natural force is this?
When cool air and warm air move toward each other, they may start rotating. This looks like a spinning funnel of air.
Tornado
DOUBLE JEOPARDY:
Give 3 examples of how your muscles work to help you each day.
Lifting a heavy box
Kicking a soccer ball
Opening a book
Static electricity causes objects to ____________ when they have opposite charges and _____________ when they have the same charge.
Static electricity causes objects to attract together when they have opposite charges and repel when they have the same charge.
True or false:
A force is a push or pull of an object to change its position.
True.
Which natural force occurs when the ground shakes and rattles?
Earthquake.
How can you protect yourself to stay safe during an earthquake?
Get under a strong table.
What is one thing a magnet will attract?
A) shoe
b) paperclip
c) feather
B) paperclip
What contact force is created when two things rub against each other.
Friction.
What natural force is this?
An earthquake under the water can create this. Huge ocean waves come up on land.
Tsunami.
What natural force is this?
Rock or soil slides down a slope because of gravity.
Landslide.
What force causes a balloon to stick to a piece of paper?
Static Electricity
What contact force is this?
Imbalance between negative and positive charges in an object.
Static Electricity.
How can you protect yourself to stay safe during a tornado?
Take shelter, go to your basement or a room with no windows.
Think about the forces we have learned about. Give an example of where you see the force in your daily life.
Gravity keeping us on the ground.