PS semester final

Front

What is the ideal mechanical advantage (IMA) of a simple machine?

Back

The ideal mechanical advantage (IMA) is the ratio of the output force to the input force in a simple machine. It indicates how much a machine multiplies force.

Front

How do you calculate the ideal mechanical advantage (IMA)?

Back

IMA = Output Force / Input Force.

Front

What is kinetic energy?

Back

Kinetic energy is the energy an object possesses due to its motion, calculated as KE = 1/2 mv², where m is mass and v is velocity.

Front

Where is kinetic energy the least on a roller coaster?

Back

At the top of the first hill.

Front

What does the Law of Conservation of Energy state?

Back

The Law of Conservation of Energy states that energy cannot be created or destroyed, only transformed from one form to another.

Front

What are the two forms of energy involved in the Law of Conservation of Energy?

Back

Potential energy and kinetic energy.

Front

What is mechanical advantage?

Back

Mechanical advantage is a measure of the force amplification achieved by using a tool, mechanical device, or machine system.

Front

How do you calculate the mechanical advantage of a ramp?

Back

Mechanical Advantage = Length of Ramp / Height of Ramp.

Front

What is the mechanical advantage of a ramp that is 8 m long and 2 m high?

Back

4.

Front

What is nuclear fission?

Back

Nuclear fission is the process by which a large atomic nucleus splits into two smaller nuclei, releasing a significant amount of energy.