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100
The temperature at which a solid becomes a liquid
What is melting point
100
the high energy state of matter in which the electrons and the nucleus of each atom have separated
What is plasma
100
The temperature at which a liquid becomes a gas
What is boiling point
100
A measurement of how hot or cold something is. A measure of how fast the particles in a material are moving.
What is temperature
100
List the 4 states matter
What is a solid, liquid, gas and plasma
200
Water is different from other substances in that it ______________ when it freezes.
What is expands
200
The gas particles inside a balloon move around rapidly and hit the inner surface of the balloon. These "hits" produce ____________, which is the force exerted by the gas.
What is pressure
200
A substance's _______________ point and _______________ point are essentially the same temperature.
What is melting and freezing
200
when a liquid absorbs enough energy, it becomes a _______________
What is a gas
200
Altering the size, shape or state of a substance without forming a new substance
What is a physical change
300
Occurs when a substance changes directly from a solid to a gas without going through a liquid state
What is sublimation
300
a liquid becomes a ______________ when it loses enough energy
What is solid
300
The process by which a liquid changes to a gas
What is vaporization
300
The changing of a gas to a liquid as heat is removed and the particles lose energy
What is condensation
300
The dolphins at the Franklin Aquarium are fed 2 1/4 buckets of fish each day. The sea otters are fed 3 times as much fish as the dolphins. How many buckets of fish are the sea otters fed each day?
What is 6 3/4
400
The cattle at the Jefferson Farm are fed 2/3 of a bale of hay each day. The horses are fed 7/10 as much hay as the cattle. How many bales of hay are the horses fed each day? Simplify your answer!
What is 7/15
400
the process that occurs when the molecules of a solid move apart and are separated by the molecules of a liquid
What is dissolving
400
Last week, Robbie spent 2 2/5 hours watching television. Suzie watched television for 1 4/5 times as many hours as Robbie did. How many hours did Suzie spend watching television? Simplify your answer!
What is 4 8/25
400
Edward bought 8 packs of red bouncy balls and 6 packs of yellow bouncy balls. Each package contained 5 bouncy balls. How many more red bouncy balls than yellow bouncy balls did Edward buy?
What is 10
400
Two types of vaporization (that we discussed)
What is evaporation and boiling point
500
49 51 42 43 42 56 59 44 35 21 1. Find the range of the above set of numbers. 2. Find the mode of the set of numbers. 3. Find the median of the set of numbers. (ROUND to the tenths place) 4. Find the mean of the set of numbers. (ROUND to the tenths place)
What is 38, 42, 43.5, 44.2
500
These three things can affect the rate at which something dissolves; speeds up the process.
What is stirring, heat, surface area
500
12 18 10 6 9 12 10 10 11 1. Find the range of the above set of numbers. 2. Find the mode of the set of numbers. 3. Find the median of the set of numbers. 4. Find the mean of the set of numbers. (ROUND to the tenths place)
What is 12, 10, 10, 10.9
500
when some molecules at the surface escape at a temperature below its boiling point a liquid will ______________
What is evaporate
500
70 64 99 100 63 100 71 100 97 1. Find the range of the above set of numbers. 2. Find the mode of the set of numbers. 3. Find the median of the set of numbers. 4. Find the mean of the set of numbers. (ROUND to the tenths place)
What is 37, 100, 97, 84.9