Kinetic/Potential Energy
Systems/Gears
Speed, Acceleration,Velocity
100
What two factors determine an object's potential energy?
Mass and Height
100
This is a dishwasher. When you press the button, it washes the dishes.
What is the input?
Pressing the Button
100
This is the distance covered in a specific amount of time. For example, a car traveling 60 miles in 1 hour.
Speed
200
Chritian is in a small car traveling 60 mph on a highway. In the next lane, Aliyah is traveling in a bus as the same speed.
Which one has more kinetic energy? The car or the bus?
The bus
200
What is a system?
Multiple components working together to execute a function.
200
What is a change in speed or direction called?
Acceleration
300
Caleb and Ashton are playing tennis. If they both his a tennis ball at the same time, which ball has the most kinetic energy?
a) the ball that moves at the fastest speed
b) the ball that stops moving first
c) the ball that travels the farthest distance from the ground
d) the ball that lands the shortest distance away
a) the ball that moves at the fastest speed
300
What is gear ratio?
The
300
What is distance covered in a certain amount of time in a specific direction called?
Velocity
400
Which of the following is true about the water at the top of a waterfall?
a) It has kinetic and potential energy
b) Only potentional energy
c) Neither potential or kinetic energy
d) Only kinetic energy
a) It has kinetic and potential energy
400
What are two factors controlled by the gear ratio?
Torque and Speed
400
Alex is traveling in a car going 60 miles per hour, and then slows down to travel 30 miles per hour in 5 seconds. What is this considered?
Acceleration
500
Ball A and ball B are at the same height on the top of a hill. The Mass of Ball A is twice the mass of ball B. How does the potential energy compare?
a) Ball B has the same potential energy as Ball A
b) Ball B has twice the potential energy as Ball A
c) Ball B has one-half the potential energy as Ball A
d) Ball B has one-quarter the potential energy as Ball A
c) Ball B has one-half the potential energy as Ball A
500
If I am creating a machine that is required to lift bricks from one area to another, DO I NEED MORE SPEED OR TORQUE?
Torque
500
Give an example of velocity
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