Energy and Work
Power
Simple Machines
Problem Solving & Math
Trivia
100
This type of energy applies to all objects that are moving.
What is kinetic energy?
100
Power is a measure of work done divided by _________.
What is time?
100
True or false?: Machines allow us to transfer energy in different directions.
What is true?
100
If a roller coaster at the top of a hill has 7,800 J of Gravitational Potential Energy, this is how much Kinetic Energy it will have as it rolls down the hill. (You must answer with the correct units!)
What is 7,800 J of Kinetic Energy?
100
This is the other subject your teacher also teaches.
What is Environmental Science? (Mr. Carroll)
What is Forensic Science? (Ms. Kaufman)
200
These two components are needed to calculate work.
What are force and distance?
200
If Sam and Rosa are lifting 20 pound weights, this is how can Rosa be more powerful.
What is lifting weights faster?
200
This machine is defined by a grooved wheel and a length of rope wrapped around it. By pulling down on one end of the rope, the other end goes up.
What is a pulley?
200
This is how much gravitational potential energy a 5 kg object has if it's held 3 m above the ground. (You must answer with the correct UNITS!)
GPE = m * g * h
g = 9.8 m/s2
What is 147 Joules (J)?
200
This bad guy is pictured above.
Who is Thanos?
300
This object has more gravitational potential energy.
a) a boulder at the top of a cliff
b) a basketball going toward the hoop
c) a car speeding down the highway
What is a) a boulder at the top of a cliff?
300
Devon and Michael are twins and have the same mass. It took Devon 5 seconds to climb a set of stairs, and it took Michael 7 seconds. This twin has more power.
Who is Devon?
300
This simple machine is shown above
What is a wedge?
300
This is the kinetic energy of a 1400 kg car if it is driving at 20 m/s. (You must answer with the correct UNITS!)
KE = 1/2 * m * v2
What is 280,000 Joules (J)?
300
This artist is currently topping the Billboard Top 100 list.
Who is by Ariana Grande?
400
This is the unit for work.
What is Joule (J)?
400
The unit for Power.
What is Watt (W)
400
This is the name for the point on which a lever sits and pivots on
What is a fulcrum?
400
If a group of worker apply a force of 1000 Newtons to move a crate 20 meters, this is how much work they did. (You must answer with the correct UNITS!)
W = F * d
What is 20,000 Joules (J)?
400
This movie won Best Picture at the Oscars earlier this week.
What is Green Book?
500
At this point, the pendulum has the MOST kinetic energy.
What is position 3?
500
True or false: Objects with more mass always require more power to lift.
What is false?
Though objects with more mass do require more force to move, power is also determined by the time it takes to move objects, as well.
500
This simple machine is defined as a cylindrical shaft with an inclined plane wrapped around it.
What is a screw?
500
If a generator can produce 80 J of energy in 2 seconds, this is how much energy it's producing. (You must answer with the correct UNITS!)
P = W / T
What is 40 watts (w)?
500
This class was able to generate more average power climbing the stairs yesterday.
A) Ms. Kaufman's Class
B) Mr. Carroll's Class
Who is Ms. Kaufman's class?