NOS
Energy
Motion& Newton's Laws
Work and Simple Machines
RANDOM!
100
What is the first step to the Scientific Inquiry/ Method?
What is "ASK A QUESTION"
100
What is energy due to motion?
What is KINETIC ENERGY
100
Who is the scientist that studied motion?
ISAAC NEWTON
100
There are three classes of this simple machine... first class, second class, and third class.
A LEVER
100
This is the rate at which work is done.
POWER
200
What is the variable that can be changed or manipulated during an experiment?
What is an independent variable
200
What two things does Potential energy depend on?
What two things does Potential energy depend on? Height above earth's surface and mass.
200
Which law states that if one object hits another object there is always an equal and opposite reaction?
NEWTON'S THIRD LAW
200
What is the equation for work?
W = Fd
200
This is an educated guess based on your observations.
HYPOTHESIS
300
What is the last step to the scientific inquiry/ method?
What is "COMMUNICATE RESULTS"
300
What are the two things kinetic energy depends on?
What are the two things kinetic energy depends on? SPEED AND MASS OF THE OBJECT
300
Which law explains why an apple on a desk will stay at rest?
NEWTON'S FIRST LAW
300
What is equation for power?
P = work / time
300
This is the sum of the potential and kinetic energy in a system.
MECHANICAL ENERGY.
400
Convert 13mL to L.
What is 0.013L
400
This states that energy cannot be created or destoyed, but can be transformed.
LAW OF CONSERVATION OF ENERGY
400
Which law explains why an elephant will take more force to accelerate than a dog would?
NEWTON'S SECOND LAW
400
Name two simple machines scissors use.
LEVER AND SCREW
400
In every energy transformation some energy is lost as......
THERMAL ENERGY
500
Convert 25dm to km.
What is 0.0025km
500
Name three energy transformations that occur when a runner eats an apple before a race and then runs in the race.
Chemical to kinetic/ mechanical to thermal.
500
Which law explains why a baby cow falls down after running into the big cow, but the big cow doesn't move?
NEWTON'S FIRST LAW
500
A blender does 120 J of work in 12 s. How much power does it use?
12 W
500
What is mechanical advantage of a machine that has an input force of 25 N and an output force of 300 N?
12
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