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Introducing new Paper mode
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20 questions
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- Multiple ChoicePlease save your changes before editing any questions.
Which is NOT one of the three states of matter?
gas
lava
solid
liquid
- Multiple ChoicePlease save your changes before editing any questions.
All matter is made up of
very large particles
solids that cannot be crushed
very small particles
energised atoms
- Multiple ChoicePlease save your changes before editing any questions.
The missing word in the blue box is
melting
evaporating
freezing
sublimating
- Multiple ChoicePlease save your changes before editing any questions.
The missing word in the blue box is
melting
freezing
sublimation
condensation
- Multiple ChoicePlease save your changes before editing any questions.
The missing word in the blue box is
melting
freezing
condensation
evaporation
- Multiple ChoicePlease save your changes before editing any questions.
Evaporation is when ice changes into water:
TRUE
FALSE
- Multiple ChoicePlease save your changes before editing any questions.
Heating increases the speed of particles and cooling slows them down:
TRUE
FALSE
- Multiple ChoicePlease save your changes before editing any questions.
Ice will float because maximum density is achieved at 4 degrees Celsius, after which the density decreases
TRUE
FALSE
- Multiple ChoicePlease save your changes before editing any questions.
Which state of matter has the lowest density?
solid
liquid
gas
- Multiple ChoicePlease save your changes before editing any questions.
A cup full of ice and water will not overflow when the ice melts:
TRUE
FALSE
- Multiple ChoicePlease save your changes before editing any questions.
Why should you not fill up your water bottle to the top when freezing it?
The water volume will shrink
The water volume will expand
The water volume will stay the same
- Multiple ChoicePlease save your changes before editing any questions.
Which is the least dense?
hot water
cold water
- Multiple ChoicePlease save your changes before editing any questions.
When you push down the handle of a bike pump, and block the end, the air volume__________ and the air pressure __________:
increases, increases
increases, decreases
decreases, increases
decreases, decreases
- Multiple ChoicePlease save your changes before editing any questions.
Particles move ______ when heat energy is applied
faster
slower
- Multiple ChoicePlease save your changes before editing any questions.
A hot air balloon works because
hot air rises, some air escapes, and the density decreases
hot air sinks, no air escapes, and the density increases
hot air rises, no air escapes, and the density decreases
hot air sinks, some air escapes, and the density increases
- Multiple ChoicePlease save your changes before editing any questions.
Diffusion is the net movement of particles from an area of ______ concentration to _______ concentration
low, high
high, low
- Multiple ChoicePlease save your changes before editing any questions.
If the temperature of water is increased, the solubility of sugar will ________
increase
decrease
- Multiple ChoicePlease save your changes before editing any questions.
Water is a ________
atom
element
compound
- Multiple ChoicePlease save your changes before editing any questions.
Two joined atoms that are identical results in a
element
compound
- Multiple ChoicePlease save your changes before editing any questions.
Which of the following is NOT an atom of CuSO4?
sulfur
sodium
copper
oxygen