The SI unit for Force
What is Newtons?
The product of work when the final change in kinetic energy equals 20,000 J
What is 20,000 J?
In physics, power is the rate at which _________ is used.
What is Energy?
The faster an object moves, the ________ kinetic energy it has.
What is More?
Two factors affect an object's potential energy
What is Mass and Height?
The formula for Work
What is Force x Displacement
The formula you use to find distance when you know mass, Vf, Vi, and Force
What is F⋅d = 1/2 mvf2 - 1/2 mvi2
Watt is equal to one _____
What is Joules per Second?
What is Height and Mass?
Potential energy is...
What is stored energy?
The work accomplished by lifting a 5 kg mass to a height of 5 meters in 25 seconds.
What is 250 Joules?
The ΔKE of a baseball hit with a force of 6000 N that travels 120 m across the field
What is 720000 Joules?
1 hp is equivalent to ____.
What is 746 watts?
When a pendulum swings, kinetic energy at its highest is
What is 3?
What is 1?
The two things that need to occur for work to have been done
What is Force and Movement?
A 10.0 kg box is accelerated from 2.0 m/s to 4.0 m/s. The amount of work needed to accelerate the box is
What is 60 J?
Mike and Ian move 50 m on a snow lift which uses 750 N of force to move them in 75 seconds. Calculate the power of the lift.
What is 500 W?
The image below shows four soccer balls at different locations on an uneven soccer field. Which ball has the greatest amount of KINETIC energy?
What is Ball D?
The point where the ball has the greatest GPE
What is Point A?
A box is pulled by a force F makes an angle 30 degree with the horizontal x-axis displaced a distance d, the work can be calculated by the equation
What is w= F.d.cos angle
A 12 kg book is pushed from rest to a final velocity of 10 m/s. The book travels 6 m.The force the book was pushed with is
What is 100 N?
Ian and Steve ski down the 75 m slope in 80 seconds using 400 N of penguin force. Calculate their penguin power!
What is 375 W?
A student creates a ramp by stacking four blocks and then leaning a meter stick against it. She releases four different balls from the same position on the ramp and calculates their speeds. Based on the information in the table below, which ball would you predict to have the LEAST kinetic energy when it reaches the end of the ramp?
What is Golf?
Elastic potential energy is energy stored in an object, such as a spring, due to the object being stretched or compressed. In which position is it most likely that the spring has lost its elastic potential energy?
What is X?