A close agreement by competent observers of observations of the same phenomena.
What is a scientific fact
100
This is a change in motion
What is acceleration
100
This is a quantity that has magnitute and direction.
What is a vector quantity.
100
He stated that the Earth revolves around the Sun
who is copernicus
100
The acceleration of an object that has reached terminal velocity
What is 0m/s
200
An educated guess yet to be proven by experiment.
What is a hypothesis
200
This is what is read on a car's speedometer
What is instantaneous speed
200
These two components of projectile motion are independent of each other.
What is horizontal and vertical.
200
Accleration is produced by this
What is Force
200
Pressure is dined as this
What is Force per unit of surface area
300
A synthesis of a large collection of information including well-tested guesses.
What is a scientific theory
300
When someone jumps their acceleration while in the air is _______.
What is 9.8m/s/s
300
This is the angle at which a projectile will go the farthest
What is 45
300
Newton's 1st Law
What is
An object at rest will stay at rest
An object in motion will stay in motion
Unless either is acted on by an outside force.
300
This is the unit for pressure
What is pascal
400
A set of steps to solve a prolem.
What is the scientific method.
400
This is the speed of a ball thrown straight up when it reaches the top of its path.
What is 0m/s
400
If a connon ball is launced at 30 m/s this is its speed right before it hits the ground
What is 30m/s
400
Newton's 3rd Law
What is
For every Action there is an equal but opposite reaction
400
Friction always acts in this direction
What is opposite to motion
500
Steps of the scientific method
What is
1) Recognize a problem
2) Make a guess about the answer
3)Perform experiments to test
4) Gather data from the experiment
5) Formulate a general rule based on the outcome of the experiment
500
this is the acceleration of a ball thrown straight up when it reaches the top of its path.
What is 9.8 m/s/s
500
This object is just a fast moving projectile
What is satellite
500
Newton's 2nd Law
What is
Force and acceleration are proportional
Acceleration and mass are inversely proportional
F=ma
500
These are the three types of friction (must describe them)