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Biblioteka

Copy of Year 7 Heat pressure and predictions. 7Sa 2014-2015

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Posljednje ažuriranje 12 months ago
10
Pressure in gases
3
3
3
Investigating the effect of heat on gases
3
Expansion in solids
1
1
1
1
1
Thinking about expansion
1
Pitanje 1
1.
Pitanje 2
2.
Pitanje 3
3.
Drugi mogući odgovor:
lowest
highest
Pitanje 4
4.
Drugi mogući odgovor:
contracts
greater
escape
equal
Pitanje 5
5.
Pitanje 6
6.

Place the materials in order form largest expansion to smallest expansion

https://demonstrations.wolfram.com/ThermalExpansionOfSolids/

  1. Zn (an element)

  2. Pb (an element)

  3. Fe (an element)

  4. Al (an element)

Pitanje 7
7.

Why do you think that glassware that is designed to be heated in a lab is made out of pyrex instead of normal glass? (Note for the short answer questions you will not get a mark until I have had a look at your answers) (A single word answer will, however, always be worth 0 marks)!

Pitanje 8
8.

From the simulation can we tell if alloys expand more or less than metal elements?

(Note for the short answer questions you will not get a mark until I have had a look at your answers) (A single word answer will, however, always be worth 0 marks)!

Pitanje 9
9.

From the simulation can we tell if metals expand more than non metals?

(Note for the short answer questions you will not get a mark until I have had a look at your answers) (A single word answer will, however, always be worth 0 marks)!

Pitanje 10
10.