NC Check In: Physical Science Review

Front

What is the impact of hydroelectric plants on global climate change?

Back

Hydroelectric plants have a minimal impact on global climate change compared to fossil fuels like coal, oil, and natural gas.

Tags

NGSS.MS-ESS3-4

NGSS.MS-ESS3-5

Front

What happens to water molecules when they boil?

Back

Water molecules move faster and move farther apart as they absorb heat.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

What is a disadvantage of using flowing water for electricity production?

Back

Ecosystem damage and loss of land can occur due to the construction of dams and reservoirs.

Tags

NGSS.MS-ESS3-3

NGSS.MS-LS2-4

Front

What happens to ice molecules when heated?

Back

The molecules in the ice begin to move faster as they absorb heat.

Tags

NGSS.MS-PS1-4

Front

What is an example of a renewable energy resource?

Back

Biomass is a renewable energy resource.

Front

Define renewable energy.

Back

Renewable energy is energy that is collected from resources that are naturally replenished, such as sunlight, wind, rain, tides, waves, and geothermal heat.

Front

What is the principle of conservation of energy?

Back

Energy cannot be created or destroyed; it can only be transformed from one form to another.

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Front

Explain the greenhouse effect.

Back

The greenhouse effect is the process by which certain gases in Earth's atmosphere trap heat, preventing it from escaping into space and thus warming the planet.

Tags

NGSS.MS-ESS3-4

NGSS.MS-ESS3-5

Front

What is the difference between kinetic and potential energy?

Back

Kinetic energy is the energy of motion, while potential energy is stored energy based on an object's position or state.

Front

What is thermal energy?

Back

Thermal energy is the total kinetic energy of particles in a substance, related to its temperature.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4