Mass and Volume
Mixtures and Solutions
Magnetism
Conductivity
Relative Density
100
What is the name of the tool used to measure mass?
a scale
100
Name an item that is soluble and one that is insoluble
soluble - salt, sugar, honey, etc.
insoluble - rocks, sand, coffee, oil, etc.
100
True or False: All metals are attracted to magnets
False
100
What is a conductor?
A conductor lets energy pass through
100
If an item floats in water it is ________ dense than water.
If an item sinks in water it is ________ dense than water.
less -- more
200
What is the name of this tool that can measure volume?
a graduated cylinder
200
What is one difference between a solution and a mixture
1. ability to separate
2. maintain their properties
3. dissolving in a solution
200
Name one metal that is magnetic
steel, iron
200
Name a material that is an insulator and one that is a conductor
conductor: metal
insulator: glass, plastic, rubber
200
True or False: An item with a higher mass than water will be more dense (and sink)
False: It also depends on the item's volume and how much space this mass takes up
300
What unit is used to measure mass and a unit to measure volume?
mass: grams
volume: milliliters
300
What property always stays the same when items are mixed together?
- their shape
- their mass
- their color
their mass
300
Name one metal that is nonmagnetic
aluminum, copper
300
Why does this pan have a plastic handle?
plastic is an insulator and would not transfer the heat from the stove to your hand
300
Name the items in this image from most dense to least dense.
honey, water, oil
400
What is the mass of this car according to the image?
70 grams
400
What is a property sugar maintains after dissolving in water?
- its color
- its size
- its sweetness
- its texture
its sweetness
400
What happens when you put the same side of two magnets together?
they repel each other or push away
400
List the items that are insulators
paper clip, safety pin, aluminum foil
400
Label each item as either less dense than water, more dense than water, or the same density as water
Less dense: 1, 4
Same dense: 5
More dense: 2, 3
500
What is the difference between mass (grams) and weight (pounds)?
Weight is affected by gravity and can change if the amount of gravity changes, but mass is how many atoms are within you and is not affected by gravity
500
List the properties that would help you separate with each of these tools
1. magnetism
2. shape
3. size/physical state
4. density
500
Explain how a compass works
The magnet is attracted to the north pole which will therefore show you which direction is true north
500
Which material is the best to create a insulated cup?
Material 4
500
List the items from most to least dense
penny, water, plastic paper clip, oil, cork