If I open the classroom door from the classroom, do I push or pull?
DJ- Give me an example of something you would push
What is pull
DJ- push refrigertor closed
100
More Weight = __________ Speed
What is Less
100
When two objects rub against each other creating heat. what is this force?
What is Friction
100
A force that makes you come back to the earth when you jump.
What is Gravity
100
Phrases such as left, right, west, east describe this?
What is Direction
200
A rocket takes off and gas and smoke go towards the ground, which of Newton's 3 laws does thsi represent?
What is Law 3
200
Less Friction = ___________ Motion
What is More
200
A push or a pull.
What is Force
200
Which has more friction, ice or carpet?
DJ- What about cement or sand?
What is carpet
DJ- sand
200
A ball has 2 forces acting on it. A force is pushing it to the let and a larger force is pushing it to the right. In which direction will the ball move?
What is Right
300
A hockey puck is at rest then a hockey stick hits it and it moves. Which of Newton's 3 laws does this represent?
What is Law 1
300
More Weight = ___________ Motion
What is less
300
The rate at which an object changes position?
What is Speed
300
When two people are arm wrestling and neither is moving they have a _____________ force.
DJ- what type of force to they have if one of the arm wrestlers almost has his opponents hand on the table?
What is Balanced
DJ- Unblanaced
300
The moon orbiting the earth is caused by this force
What is gravity
400
When a car is hit from behind what will happen?
DJ - When a car is hit head on what will happen?
What is it will go forward- faster
DJ- It will slow down or stop
400
If I wanted to make a bowling ball go as far as a golf ball I have to apply ________ __________ to get it there.
What is More Force
400
The object tells its location in relation to another object.
What is position
400
When a soccer ball is moving the grass slows it down. This force is called?
What is Friction
400
Pulls objects such as iron?
What is Magnets
500
Unbalanced forces cause _________
What is Motion
500
What system did we use in our experiments to help drop the washers.
What is Falling Weight System
500
The moons gravity pulls the ____________ on Earth. DJ - this makes __________
What is Water
DJ- Tides
500
A tree is barely moved by a bulldozer, but is knocked down by a tornado. This is an example of which of Newton's 3 Laws?
What is Law 2
500
An airplane fights friction from the?
DJ- If an airplane shuts off it's engines what force will bring the plane to the ground?