Show:
Solving for d, v, t
Describing Motion
Forces 1
Forces 2
Newton's Laws
100
Distance divided by time.
What is (average) speed?
100
The starting point, or origin
What is a reference point?
100
The definition of a force
What is a push or a pull?
100
Unit of measurement for a force
What are Newtons?
100
Laziness, or the tendency of an object to keep doing what it's already doing.
What is inertia?
200
The average speed if d = 80 meters and t = 20 seconds
What is 4 meters/second?
200
Has both a speed and a direction
What is velocity?
200
How you combine forces acting in opposite directions
What is subtract?
200
Two parts of a force
What are size (magnitude) and direction?
200
An object at rest stays at rest, and an object in motion stays in motion, unless acted on by an unbalanced force.
What is Newton's first law?
300
Distance if v = 6 miles/hour and t = 8 hours.
What is 48 miles?
300
Three ways you can accelerate
What are speed up, slow down, change direction?
300
A force that opposes motion between two surfaces in contact
What is friction?
300
Net force for a force of 20 N left and a force of 15 N left.
What is 35 N left?
300
The forces in Newton's third law are ___ and ___.
What are equal and opposite?
400
Time if v = 2 miles/minute and d = 36 miles
What is 18 minutes?
400
You need this to find the average speed on a position-time graph.
What is the slope?
400
The direction of motion for an object with these forces acting on it: 19 N up, 7 N left, 9 N down, 15 N right
What is up and right?
400
Two things that the size of the force of gravity depends on
What are mass and distance?
400
An equation for Newton's second law, and what each variable stands for.
What is a=F/m or F=ma?
500
Speed if d = 1 centimeter and t = 10 seconds
What is 0.1 centimeters/second?
500
Describe the position-time graph that Ms. Miyasaki shows you.
What is (answers may vary)
500
The names and definitions of two elastic forces
What are compression (squeezing) and tension (stretching)?
500
Three types of friction
What are static friction, sliding friction, and air resistance?
500
An example of one of Newton's laws.
What is (answers may vary).