Physical Science Fall Exam 2024 Mod

Front

What is the best type of graph to use to show the percentages of a whole?

Back

Pie graph.

Front

What does Newton's 3rd law of motion state?

Back

To every action, there is an equal and opposite reaction.

Front

What happens to the mechanical energy of an object as it falls, according to the principle ME = KE + PE?

Back

The mechanical energy remains constant.

Front

If a runner goes around a 1 mile track and ends up at their original position, what is their displacement?

Back

0 miles.

Front

If a runner goes around a 1 mile track, what is the distance traveled if they end up at their original position?

Back

1 mile.

Front

Define mechanical energy.

Back

Mechanical energy is the sum of kinetic and potential energy in an object.

Front

What is kinetic energy?

Back

Kinetic energy is the energy of an object due to its motion.

Front

What is potential energy?

Back

Potential energy is the stored energy of an object due to its position or state.

Front

What is the formula for calculating kinetic energy?

Back

KE = 1/2 mv², where m is mass and v is velocity.

Front

What is the formula for calculating potential energy?

Back

PE = mgh, where m is mass, g is acceleration due to gravity, and h is height.