Substances that cannot be broken down into simpler substances are called.....................
elements OR compounds OR mixtures.
What is an element?
100
Dissolving salt in water is an example of what kind of change?
What is a physical change?
100
One example of a chemical change is......
burning wood OR boiling water OR crushing a can
What is burning wood?
100
All elements are made of very small particles called.....
What is an atom?
100
Anything that has mass and takes up space is called...
What is matter?
200
Table sugar and table salt are examples of .....
elements OR pure substances OR mixtures.
What are pure substances?
200
The measure of how much stuff or matter an object contains is its..............
volume OR matter OR mass
What is mass?
200
The measure of how much mass is contained in a certain volume is ...........
melting point OR weight OR density
What is density?
200
Hardness, texture, color and freezing point are examples of ............
physical properties OR chemical properties OR compound properties
What are physical properties?
200
If a describe a gas that burns easily, you are describing
its........
physical property OR chemical property OR element property
What is chemical property?
300
What is the formula for density?
What is mass divided by volume?
300
Soil, salad, and ice cream are all examples of .....
elements OR compounds OR mixtures.
What is mixtures?
300
How do you measure the volume of an irregular object?
What is drop the object in water in a graduated cylinder?
300
Two or more elements that are chemically combined in a set ratio is known as..........
atom OR compound OR mixture
What is a compound?
300
Two or more atoms that are held together by chemical bonds are called.............
molecules OR mixtures OR energy
What are molecules?
400
Is this sentence true or false?
A substance that undergoes a physical change is still the same substance after the change.
What is TRUE?
400
An empty graduated cylinder has a mass of 80g. With 30 mL of corn syrup, the mass is 125 mL. What is the mass of the corn syrup alone? (Don't forget unit of measure!)
What is 45 grams?
400
TRUE OR FALSE
In a heterogenous mixture, you can see and separate the different parts.
What is TRUE?
400
Every form of matter has 2 kinds of properties. These two properties are called.............................
What is physical properties and chemical properties?
400
If you drop a coin into a graduated cylinder with 20 mL of water, and the water level is now 23 mL, what is the volume of the coin? (remember the unit of measurement!)
What is 3 mL?
500
The density of a block of wood that has a volume of 150 cm3 and a mass of 300 g.
What is 2 g/cm3?
500
Which of these is NOT matter?
French fries OR air OR time OR dirt
What is time?
500
Which of these IS matter?
Music OR electricity OR heat OR ice?
What is ice?
500
Change the capitalized word in this sentence to make it true.
To find the MASS of a rectangular object, multiply its length times width times height.
What is volume?
500
Change the capitalized word to make the sentence true.
Volume of liquid is measured with a BALANCE.