Green Energy Problems

Solar cells are made with layers of -

• hydrogen

• sodium

• lead

• silicon

Tags

NGSS.HS-PS3-3

Solar power has some problems. To make enough power, we may need many cells. This can---

• cost more money than it saves

• create toxic disposal of old solar panels

• take a lot of time

• destroy the environment through mining

• cause political problems with China

Tags

NGSS.HS-ESS3-2

NGSS.HS-ETS1-3

NGSS.HS-ESS3-4

More electricity used from the sun's energy means power plants will burn less coal. As a result, power plants will release less---

• sulfur oxides

• greenhouse gas

• lead

• particulates

Tags

NGSS.HS-ESS3-4

Which is the most commonly used energy source today?

• fossil fuels

• hydrielectric

• nuclear

• solar

What is the number one location for mining rare earth metals needed for magnets?

• China

• USA

• Botswana

• Canada

Tags

NGSS.HS-ESS3-2

What is the intermittency problem with solar and wind power?

• Night and low wind speeds

• Too much light and wind

• Frost and Snow

• Not enough power compared to coal

Tags

NGSS.HS-ETS1-3

NGSS.HS-ESS3-5

Which country has the most energy produced by nuclear reactors?

• France

• Germany

• India

• USA

What happens to people's electric bills as more solar and wind power is added to the electrical grid?

• They go up

• They go down

• They are unaffected

• The bills will be subsidized by the government

Tags

NGSS.HS-ESS3-2

Why is Thorium a better fuel for nuclear power than Uranium?

• Less radioactive waste

• Easier to mine

• Smaller plants

• More heat for steam production

Tags

NGSS.HS-PS1-8

Which power supply has the longest life expectancy for generating electricity?

• Solar panels

• Windmills

• Nuclear plants

• Coal fired plants

Tags

NGSS.HS-ETS1-3