Quiz No. 2 Flashcards
1
Q
What is physical change?
A
Change in which no new substance is formed
2
Q
On decreasing temperature, what will happen to the kinetic energy of the particles?
A
Decrease
3
Q
What happens to particles when they are heated?
A
Speed up and spread out
4
Q
Solid -> Gas
A
Sublimation
5
Q
which change describes a substance that changes shape, form or appearance but is still the same substance
A
Physical Change
6
Q
All phase changes require energy to be added or taken away.
A
True
7
Q
glass of water exposed in the sun and disappears
A
evaporation
8
Q
what will happen if you heat water
A
steam
9
Q
When a substance changed state, its mass also changes
A
False
10
Q
gas -> liquid
A
Condensatioj
11
Q
glass making
A
Physical Change
12
Q
growing plants
A
Chemical Change
