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8.2-physics
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1.
5 points
A ____________ is defined as any matter that flows when force is applied.
Answer:
2.
5 points
A piece of pure silver in the shape of a candlestick has the ______ density as a pure silver coin.
Answer:
3.
5 points
Size and __________ do not change a material's density.
Answer:
4.
5 points
Atoms in _________ form tend to take up more space.
Answer:
5.
5 points
The ____ of the silver does not change when the candlestick is melted.
Answer:
6.
5 points
The particles in a solid, as you remember, are ________ in position.
Answer:
7.
5 points
They are neatly stacked in a _________ pattern.
Answer:
8.
5 points
The density of silver is _________ in its liquid state but not by as much as you might think.
Answer:
9.
5 points
The density of most solids decreases slightly as temperature increases because solids ___________ when heated.
Answer:
10.
5 points
This is due to the ____________ vibration of the silver atoms.
Answer:
11.
5 points
Most materials are denser in their solid state than in their ______ state.
Answer:
12.
5 points
________ is a notable exception.
Answer:
13.
5 points
This creates a six-sided ___________ of molecules.
Answer:
14.
5 points
It is much easier to lift yourself in a swimming pool compared with lifting yourself on ______.
Answer:
15.
5 points
We call this force ___________.
Answer:
16.
5 points
A simple experiment demonstrates the _________ force.
Answer:
17.
5 points
We call this relationship ____________ principle.
Answer:
18.
5 points
____________ explains why some objects sink and others float.
Answer:
19.
5 points
If the buoyant force is less than its __________, then the object will sink.
Answer:
20.
5 points
Buoyancy forces are created by differences in _________.
Answer:
21.
5 points
The ________ transmits the force directly down.
Answer:
22.
5 points
A force applied to a fluid creates __________ instead of stress.
Answer:
23.
5 points
Pressure is force per unit area, like __________.
Answer:
24.
5 points
Gravity creates pressure because ________ have weight.
Answer:
25.
2 points
It takes force to make a molecule reverse its direction and ______ the other way.
Answer:
26.
3 points
When temperature rises the jiggling of ___________ increases.
Answer:
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