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Bibliotek

Copy of P2.1 Fuels and Energy Stores Practice 2 (09/01/2025)

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Sidst opdateret about 1 month ago
9 Spørgsmål
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Spørgsmål 1
1.

What energy store is involved when an object heats up or cools down?

Spørgsmål 2
2.

What do you need to do to an object to increase its thermal energy store?

Spørgsmål 3
3.

The temperature of a block of metal decreases. What happens to the thermal energy store of the metal block?

Spørgsmål 4
4.

A match has 500 J in its chemical energy store. It is lit and burns out.

How much energy is in the chemical energy store of the match when it is burned out?

Spørgsmål 5
5.

A match has 500 J in its chemical energy store. It is lit and burns out.

How much energy is gained by the thermal energy store of the air around the match?

Spørgsmål 6
6.

Which thermal energy store has changed the most in the following?

Spørgsmål 7
7.

Which thermal energy store has changed the most in the following?

Spørgsmål 8
8.

Which thermal energy store has changed the most in the following?

Spørgsmål 9
9.

Two identical blocks of metal are heated up. Block A is heated with a single small candle. Block B is heated with three large candles. Explain which block has the biggest temperature change.