21 questions
A gas...
Does not have definite volume
Does not have definite shape
Can fill a container
Does all of the above
Which of the following statements are true?
Atoms are made of molecules
Atoms can join to form molecules
Atoms contain more than one element
Some atoms do not have protons
Fill in the blank: When two material mix evenly and do NOT settle, the mixture is called a _______.
Solution
Sugar
Compound
Solute
Suppose you boil an egg, what type of change is taking place?
No change is occuring
Physical and Chemical
Chemical
Physical
TRUE or FALSE:
All living and non living things are made up of matter.
True
False
Which is NOT a property of metals?
Good conductors of electricity
Solid
Breakable
Most metals are gray in color
What types of particles make up a carbon atom? (PICK 3!!)
Protons
Neutrons
Phontons
Electrons
The idea that everything is made up of small particles is known as...
The atomic theory
The Quantum theory
The matter theory
The atomic arrangement theory
Which is NOT true about elements?
The ingredients that make up all the other substances.
Can be broken down easily.
Can be broken down with physical and chemical processes.
Most elements are metals.
The amount of matter a object has is its
Weight
Volume
Size
Mass
What do you know fo certain about the particles that make up a very hot liquid..
Particles are moving slow.
Particles are not moving.
Particles are moving fast.
There are no particles in the hot liquid.
What is the range of temperature between the boiling point of -63 degrees to 102 degrees?
39
-165
-39
164
A substance has a freezing point of 32 degrees Celcius. It’s melting point will be..
Higher than 32 degrees Celcius
32 degrees Celcius
Lower than 32 degrees Celcius
Pick which ones are a state of matter.
Gas
Liquid
Plasmas
Solid
Which of these is a chemical change?
Evaporation
Tire that is being inflated with air
Water being boiled and turned to steam
Iron rust
Which of these is a physical change
Cake batter being baked into a cake
Ice melting
Food mold
Photosynthesis
Which two have the correct labels?
Sugar (Solute) dissolved in liquid (Solvent)
Sugar (Solvent) dissolved in liquid (Solute)
Jello powder (Solvent) dissolved in boiling water (Solute)
Jello powder (Solute) dissolved in boiling water (Solvent)
Which is not an example of a physical change?
Folding
Rusting
Cutting
Tearing
Which of theses is a physical change?
Cake batter being baked into a cake
Ice melting
Food mold
Photosynthesis
TRUE or FALSE:
A physical change occurs when matter changes state, as from a liquid to a gas.
True
False
TRUE or FALSE:
An increase in temperature usually slows down a chemical reaction.
True
False