KS3 Science-Chemistry Quiz on "PARTICLE MODELS of gases, liquids, solids" (based on QCA 7G)

Which of the following statements best describes the arrangement of particles in a gas? [7g-1]
1. Close together and stationary
2. Close together and vibrating
3. Far apart and moving slowly
4. Very far apart and moving quickly
Which of the following statements best describes the arrangement of particles in a solid?[7g-2]
1. Close together and stationary
2. Close together and vibrating
3. Far apart and moving slowly
4. Very far apart and moving quickly
Which of the following statements best describes the arrangement of particles in a liquid? [7g-3]
1. Close together and stationary
2. Far apart and vibrating
3. Close together and moving freely
4. Very far apart and moving quickly
Which of the following best describes what happens to the particles of water when it freezes? [7g-4]
1. They gain energy and break up into atoms of hydrogen and oxygen
2. They gain energy and gain freedom to move about
3. They lose energy and escape into the atmosphere
4. They lose energy and lose freedom to move about
Which of the following best describes what happens to the particles of ice when it melts? [7g-5]
1. They gain energy and break up into atoms of hydrogen and oxygen,
2. They gain energy and gain freedom to move about
3. They lose energy and escape into the atmosphere
4. They lose energy and lose freedom to move about
Which of the following best describes what happens to the particles of water when it boils? [7g-6]
1. They gain energy and increase their freedom to move without significant attraction
2. They gain energy and gain freedom to move about
3. They lose energy and escape into the atmosphere
4. They lose energy and lose freedom to move about
Which of the following best describes what happens to the particles of water vapour when it condenses? [7g-7]
1. They gain energy and increase their freedom to move without significant attractio
2. They gain energy and gain freedom to move about
3. They lose energy and and are closer and less free to move around
4. They lose energy and lose freedom to move about
Which of the following best describes what happens to the particles of water when it evaporates? [7g-8]
1. The higher kinetic energy particles increase their freedom to move without significant attraction
2. They gain energy and gain freedom to move about
3. They lose energy and escape into the atmosphere
4. They lose energy and lose freedom to move about
The table shows the melting points and boiling points of some substances. Which substance is a solid at 25^oC?
[Substance] Melting Point ^oC and Boiling Point ^oC [7g-9]
1. -39 and 354
2. 119 and 446
3. 15 and 126
4. -127 and -33
The table shows the melting points and boiling points of some substances. Which substance is a liquid at 0^oC?
[Substance] Melting Point ^oC and Boiling Point ^oC [7g-10]
1. -39 and 354
2. 119 and 446
3. 15 and 126
4. -127 and -33
The table shows the melting points and boiling points of some substances. Which substance is a gas at 0^oC?
[Substance] Melting Point ^oC and Boiling Point ^oC [7g-11]
1. -39 and 354
2. 119 and 446
3. 15 and 126
4. -127 and -33
The table shows the melting points and boiling points of some substances. Which substance is a liquid at 30^oC?
[Substance] Melting Point ^oC and Boiling Point ^oC [7g-12]
1. -39 and 10
2. 119 and 446
3. 15 and 126
4. -127 and -33
Air is in a bottle with a tight screw-top. When the bottle becomes warmer, the pressure inside increases because the molecules of air? [7g-13]
1. become bigger
2. become smaller
3. move faster
4. move slower
Air is in a bottle with a tight screw-top. When the bottle becomes cooler, the pressure inside decreases because the molecules of air? [7g-14]
1. become bigger
2. become smaller
3. move faster
4. move slower
When the air in a room becomes warmer a hanging balloon blown up with air becomes bigger because the molecules of air? [7g-15]
1. become bigger
2. become smaller
3. move faster
4. move slower
When the air in a room becomes warmer a hanging balloon blown up with air becomes smaller because the molecules of air? [7g-16]
1. become bigger
2. become smaller
3. move faster
4. move slower
The table shows the melting points and boiling points of some substances. Which substance is a liquid at 20 ^oC?
[Substance] Melting Point ^oC and Boiling Point ^oC [7g-17]
1. -142 and -78
2. -95 and 4
3. -66 and 42
4. 90 and 189
The table shows the melting points and boiling points of some substances. Which substance is a solid at 20^oC?
[Substance] Melting Point ^oC and Boiling Point ^oC [7g-18]
1. -142 and -78
2. -95 and 4
3. -66 and 42
4. 90 and 189
The table shows the melting points and boiling points of some substances. Which substance is a gas at -60^oC?
[Substance] Melting Point ^oC and Boiling Point ^oC [7g-19]
1. -142 and -78
2. -95 and 4
3. -66 and 42

KS3 Science-Chemistry Quiz on "PARTICLE MODELS of gases, liquids, solids" (based on QCA 7G)

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