van Bergen - Trimester 1 Final Test

Front

What is the kinetic molecular theory?

Back

The kinetic molecular theory explains how particles in matter behave, stating that matter is made up of tiny particles that are in constant motion. The energy of these particles is related to their temperature.

Front

Which point in a system has the greatest kinetic energy?

Back

The point with the greatest kinetic energy is typically the point of maximum speed or movement, often represented as point C in a given scenario.

Front

How do you calculate the density of a gas?

Back

Density is calculated by dividing the mass of the gas by its volume (Density = Mass/Volume).

Front

At which point in a pendulum is the potential energy the highest?

Back

The potential energy is highest at the highest point of the swing.

Front

What is mechanical advantage in the context of levers?

Back

Mechanical advantage is the ratio of the output force to the input force in a lever system, indicating how much a lever amplifies force.

Front

If the input arm of a lever is 4 meters and the output arm is 1 meter, what is the mechanical advantage?

Back

The mechanical advantage is 4 (Mechanical Advantage = Input Arm/Output Arm).

Front

What is thermal expansion?

Back

Thermal expansion is the increase in volume of a substance as its temperature rises, due to the increased motion of its particles.

Front

What is the boiling point?

Back

The boiling point is the temperature at which a liquid turns into vapor, occurring when the vapor pressure equals the atmospheric pressure.

Front

Define potential energy.

Back

Potential energy is the energy stored in an object due to its position or configuration, such as an object at a height.

Front

What is the relationship between temperature and kinetic energy?

Back

Temperature is a measure of the average kinetic energy of the particles in a substance; as temperature increases, kinetic energy increases.