Physics exam review session

Front

The force of gravity acting on an object is the object's ______.

Back

Weight

Front

To calculate net force, when forces are acting in the same direction, the forces are ...

Back

added

Front

Work done = Force x blank?

Back

distance

Front

A pair of scissors could be classified as which two simple machines?

Back

lever and wedge

Front

Calculate the potential energy of Spiderman (mass = 100 kg) suspended 50 m above the Earth. PE = mgh

Back

49,000 J

Front

What is the formula for calculating weight?

Back

Weight = mass x gravity (W = mg)

Front

What is the unit of force in the International System of Units (SI)?

Back

Newton (N)

Front

What is the principle of conservation of energy?

Back

Energy cannot be created or destroyed, only transformed.

Front

What is kinetic energy?

Back

The energy of an object due to its motion.

Front

What is the formula for kinetic energy?

Back

KE = 1/2 mv²