Contact and Non-Contact Forces
Forces
Speed
Motion Graphs
Variables

### 100

Magnetic Forces
What is NON-CONTACT?

A push or pull
What is a FORCE?

### 100

This is the formula for Speed
What is S=D/T?

### 100

This describes the motion of an object based on position and time
What is A POSITION VS. TIME GRAPH?

### 100

This is purposely changed in an experiment.
What is INDEPENDENT VARIABLE?

### 200

Students kicking a ball.
What is CONTACT?

### 200

This resists movements
What is FRICTION?

### 200

If you move 50 meters in 10 seconds, what is your speed?
What is 5 meters/second?

### 200

A horizontal line in a position vs. time graph
What is CONSTANT POSITION?

### 200

Control Variables
What are variable that are kept the same?

### 300

A Roller Coaster sitting at the top of the hill.
What is POTENTIAL ENERGY?

### 300

This is the SI unit of Force
What is NEWTON?

### 300

If a car travels 400m in 40 seconds how fast is it going?
What is 10 meters/second?

### 300

A straight diagonal line in a position vs. time graph.
What is CONSTANT SPEED (VELOCITY)?

### 300

This variable is purposely measured
What is DEPENDENT?

### 400

Pushing a rock up a hill.
What is CONTACT?

### 400

These forces hold neutrons and protons in the nucleus of an atom.
What is NUCLEAR?

### 400

Time = Distance/Speed How much time will it take for a bug to travel 5 meters across the floor if it is traveling at 1 m/s?
What are 5 SECONDS?

### 400

The location of an object.
What is POSITION?

### 400

This is the number of independent variable that can be changed
What is ONE?

### 500

Electrical Forces
What is NON-CONTACT?

### 500

Gravitational attraction (force) depends on
What is MASS AND DISTANCE?

### 500

Distance = speed x time How far can your little brother get if he can travel at 2.5 m/s and in 2 seconds?
What is 5 METERS?

### 500

Changing its position from its starting point.
What are MOTION?

### 500

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, same amount of sunlight, and the same amount of liquid. In this investigation, what is the independent variable?
What is the DIFFERENT LIQUIDS?