Brainpop Biofuel

What is one major difference between fossil fuels

and biofuels?

• Burning fossil fuels releases greenhouse gases;

  burning biofuels releases no greenhouse gases

• You can drive farther on a single tank of fossil fuel

  than you can on a single tank of biofuel

• Fossil fuels are very expensive to manufacture;

  biofuels are very inexpensive to manufacture

Tags

NGSS.HS-ESS3-5

NGSS.HS-ESS3-6

Ethanol is frequently made from which of the

following?

• Corn

• Olive Oil

• French Fies

• Seaweed

When a source of energy is described as renewable,

it means:

• It emits no pollution

• It's made out of organic material

• It can be mixed with gasoline

• Humans won't run out of it

What is one negative effect of producing more

ethanol for use as fuel?

• An increase in air pollution

• People buying fewer cars

• Rising prices of certain food crops

• Having to import more oil from abroad

Tags

NGSS.HS-ESS3-4

The process by which microbes convert sugar to

alcohol is called:

• Fermentation

• Distillation

• Remediation

• Calibration

In the movie, Tim mentions that a popular blend of

ethanol is called E-10. What can you infer about the

blend called E-20?

• 20% ethanol

• 80% ethanol

• 20% gasoline

• 20% biodiesel

What part of a corn plant is most likely to be used in

the manufacture of cellulosic ethanol?

• the kernels

• the stalk

• the oil

• roots