1.
Which of these sentences is true?
- A). In a gas the particles have strong forces between them.
- B). Solids take the shape of the container they are in.
- C). The forces are strong between particles in a solid.
- D). Particles in a liquid move faster than in a gas.
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| 2-4: Which of these descriptions matches which state(s) of matter? |
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| 2. Particles are widely separated. |
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| 3. No fixed shape. |
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| 4. Strong bonds hold the particles firmly in place. |
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5. Which answer best describes the difference between these 2 blocks?
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- A) Block A has a larger volume than block B
- B) Block B is denser than block A
- C) Block A has more mass than block B
- D) Block A has more tightly packed particles than block B
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6. What is the formula for density?
- A) Density = volume x mass
- B) Density = volume / mass
- C) Density = mass / volume
- D) Density = ½ x mass x (volume)
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7. A liquid is added to a measuring cylinder to find the density. What is the correct calculation to find the mas of the liquid?
- A) (mass of cylinder) + (mass of liquid and cylinder)
- B) ( mass of cylinder and liquid) - (mass of water)
- C) (mass of cylinder) - (mass of liquid and cylinder)
- D) ( mass of cylinder and liquid) - (mass of cylinder)
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8-13: This table shows data for various blocks labelled P, Q, R and S, made of of different substances.
What are the missing values? |
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Mass (g) |
length (cm) |
width (cm) |
height (cm) |
Volume (cm3) |
Density (g/cm3) |
| P |
20 |
2.5 |
2 |
5 |
25 |
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| Q |
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3 |
3 |
4 |
36 |
9 |
| R |
400 |
4 |
5 |
8 |
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| S |
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3.8 |
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1 |
1.9 |
19 |
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