What type of object makes work easier
What is a simple machine
List 3 of the six simple machines
What is lever, wheel + axle, inclined plane, wedge, screw, and/or pulley
Kinetic energy is the energy of _________
What is motion
Which simple machine is defined as an inclines plane wrapped around a cylinder
What is a screw.
How much work is required to lift a 30 Newton object to a height of 20 meters?
600 Joules
What does m, g, and h stand for in the PE formula?
mass, gravity, and height
When you are at the very top of a roller coaster what type of energy do you have?
What is Potential Energy
You apply a force of 18 N on to the end of a lever to open a paint can lid. The resistance of the lid is 9 N. Calculate MA.
What is 2
You took 30 seconds to move a box 5 meters. Your friend took 45 seconds to move the same box 5 meters. Who did more work?
Y'all did the same amount of work! Time does not matter for work
When an object starts to lose potential energy, it is turned into _______________ energy.
What is Kinetic Energy.
A hot wheels car is moving down a ramp. The potential energy the car started with is now what type of energy.
What is Kinetic Energy
A worker uses a board that is 4 m long to pry up a boulder. A small rock is used for a fulcrum and is placed 0.5 m from the resistance of the lever. Calculate MA of the board
What is 8