Scientific Method
Make and observation/ask a question/state problem
Conduct background research
State Hypothesis
Conduct Experiment
Analyze Data/Results
Develop Conclusion/Share Results
For every action there is an equal and opposite reaction.
Newton's Third Law of Motion
This type of energy is stored in relation to its position
This type of energy pulls objects down toward its center
58 N, right
42 N, left
16 N to the right
What is the variable that the scientist/experiment purposely changes?
Independent Variable
Force= Mass x Acceleration
Newton's Second Law of Motion
This type of energy is being used during the movement of an object
Kinetic Energy
Friction
16 N, up
16 N, down
Which variable stays the same no matter which group.
Constant Variables
When you are standing in a subway train and the train suddenly stops but your body continues to move forward.
Newton's First Law of Motion
A dog on a skateboard sitting at the top of half-pipe waiting to drop down
Potential Energy
An ice skater's skates gliding across the ice
Sliding Friction
12 N, up
8 N, down
4 N up
Which variable is measured?
Dependent Variable
Two bumper cars collide into each other and each car jolts backwards
Newton's Third Law of Motion
A Formula 1 car speeding down a straight
Kinetic Energy
A firework being propelled into the sky
200 N right
30 N left
170 N right
What are the two groups involved in an experiment?
Experimental and control groups
A boy is going down a slide. As he reaches the bottom, friction causes him to slow down and stop.
Newton's First Law of Motion
Define the Law of the Conservation of Energy
Energy cannot be created or destroyed, it is transferred from object to object
The unit of measurement for forces
Newtons
17 N Up
12 N Up
11 N Down
18 N Down