Energy Flashcardizz

Front

What is energy efficiency?

Back

The measure of work from each unit of energy.

Front

How much energy could be saved in the United States with improved energy efficiency?

Back

43%.

Tags

NGSS.HS-ESS3-4

NGSS.HS-PS3-3

Front

What is one reason for poor energy efficiency in buildings?

Back

Lack of insulation.

Tags

NGSS.HS-PS3-4

Front

What percentage of Americans use mass transit?

Back

5%.

Front

What percentage of energy is wasted as heat in internet data centers?

Back

90%.

Tags

NGSS.HS-PS3-4

Front

Define energy conservation.

Back

The practice of reducing energy use to save resources and reduce costs.

Front

What are renewable energy sources?

Back

Energy sources that are replenished naturally, such as solar, wind, and hydro.

Front

What is the impact of poor insulation on energy efficiency?

Back

It leads to higher energy consumption for heating and cooling.

Tags

NGSS.HS-ETS1-3

NGSS.HS-PS3-4

Front

What is the role of mass transit in energy efficiency?

Back

It reduces the number of individual vehicles on the road, lowering overall energy consumption.

Tags

NGSS.HS-ESS3-4

NGSS.HS-ETS1-1

NGSS.HS-ETS1-3

Front

How does energy waste in data centers affect overall energy efficiency?

Back

It significantly increases the total energy consumption and operational costs.