Vocabulary
Physical Properites
Changes to Matter
Mixtures
Solutions
100
Define magnetism
whether an object is attracted to a magnet or not
100
List two objects that are less dense than water
What is wood, oil, paper, plastic cup, etc?
100
The boiling point of water
What is 100 degrees Celsius?
100
Name a mixture in which all ingredients maintain their physical properties.
[answers will vary]
100
The special things about solutions is that....
one or more ingredients DISSOLVE
200
Define insulator
What is an object that does not allow heat or electricity pass through it easily; stops the flow of heat or electricity?
200
Which of the following materials could be used to complete the electric circuit and make the bulb light up?
nail, cotton ball, rubber band, key, penny, foil
What is nail, key, penny and foil?
200
Evaporation occurs when...
A liquid gets warm enough to become a gas
200
Miss Mo is making trail mix. She mixes together peanuts, raisins, M&Ms, and marshmallows. Her friend, Mrs. Jensen, does not like M&Ms. Mrs. Jensen will be able to eat the trail mix without eating any of the M&Ms because...
Trail Mix is a mixture that is easily separated.
200
A physical property of sugar that changes when it is added to water is...
What is size? (it dissolves)
300
The amount of matter in something is known as...
What is mass?
300
A team of science students tested properties of four different materials and recorded their results below.
Based on the data, the material that would make the best insulator for electrical wires is...
What is material B?
300
The change of state from a gas to a liquid is called...
What is condensation?
300
DAILY DOUBLE
Jay is making a tossed salad. He mixes together lettuce, cucumbers, broccoli, and carrots. What physical property of the ingredients change when they're put in this mixture?
What is none?
300
A student mixes up some salt water. To do this, they mix salt and water together in an open container. They leave the mixture untouched for three days and then observe the mixture.When she came back, she noticed that...
The water had evaporated and left the salt behind?
400
Characteristics used to describe matter are called...
What are physical properties?
400
In our 'Buttery Spoons Lab,' the butter melted off of the ________ spoon the fastest because.....
metal, metal was the best conductor of heat that allowed the heat from the hot water to move up the spoon and melt the butter
400
The freezing/melting point of water is...
What is 0 degrees Celsius?
400
To separate a mixture of gravel and sand, what tool might I use?
What is a sieve?
400
The most effective way to separate a solution of salt water is to...
boil it and let the water evaporate
500
DAILY DOUBLE:
Describe the volume and shape of each state of matter
Solid: definite volume and shape
Liquid: definite volume, takes shape of container
Gas: no definite volume or gas
500
Which of the following tables identifies the correct physical properties of the four listed substances?
B
500
The change of state from solid to liquid is called...
What is melting?
500
What physical property can be used to separate a mixture of iron filings and sand?
What is magnetism?
500
What physical properties of water change when KoolAid powder is added?
Taste, color, smell, volume, mass
600
Less dense objects __________, while more dense objects ___________.
float, sink
600
According to the table, which object is most likely iron?
What is object 1?
600
How do I create a change in state of matter to go from liquid to solid?
What is freezing?
600
List four separation methods
answers will vary
600
A science student put grapes, sugar and salt in a plastic bottle of water. She shook the bottle then observed what happened. Which material will form a solution with the water?
What is salt and sugar?