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Check for Understanding 2

Posljednje ažuriranje over 5 years ago

3 questions

1

Pitanje 1

1.

What element is coal made up form?

Carbon

Hydrogen

Oxygen

1

1

Pitanje 2

2.

Which of the following is an advantage of burning coal?

Releases carbon dioxide

Releases large amounts of energy in the from of heat

We have to mine it from underground

Pitanje 3

3.

Which of the following is a disadvantage of burning coal?

Releases carbon dioxide

Releases large amounts of energy in the from of heat

We have to mine it from underground