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WorksheetsMatter Unit Review
Total questions: 50
Worksheet time: 2hrs 6mins
Which of the following is not a clue that a chemical reaction has taken place?
Changing size
Changing color
A gas being formed
Formation of a precipitate
Which two particles are in the nucleus?
Proton
Isotope
Electron
Neutron
The atomic number is the number of....
Protons
Neutrons
Protons and neutrons
Atoms
The mass number is the number of...
Electrons and protons
Protons, electrons and neutrons
Atoms
Neutrons and protons
What is matter?
Anything that has mass and takes up space
How dense an object is
The amount of space an object takes up
The transfer of heat through the rising and falling movement in a gas or a liquid in which the warmer parts rise and colder parts sink
What is the center of an atom called?
Proton
Neutron
Electron
Nucleus
What is a proton?
A subatomic particle that is negatively charged
A subatomic particle that is positively charged
A subatomic particle that has no charge
A subatomic particle that is located outside of the nucleus
What is a neutron?
A subatomic particle that is negatively charged
A subatomic particle that is positively charged
A subatomic particle that has no charge
A subatomic particle that is located outside of the nucleus
Choose all of the correct answers about electrons.
Electrons are positively charged subatomic particles inside the nucleus
Electrons are negatively charged subatomic particles
Electrons are subatomic particles with no charge
Electrons are located outside of the nucleus in the electron cloud
Which subatomic particle is the smallest?
Protons
Neutrons
Electrons
How much space particles take up is called?
Density
Volume
Mass
Weight
To change from one state of matter to another state of matter is called?
phase change
potential change
kinetic change
thermal change
How many states of matter are there?
3
4
2
5
Which student's process will dissolve the sugar best?
Braxton added 500 mL of room temperature water, 50mL of lemon juice and 100g of sugar. After letting it sit for 10 minutes he put in the ice.
Ben added 500 ml of water, 50 ml of lemon juice and 100g of ice. then he added the sugar and stirred.
Kyle added 500 mL of room temperature water, 50 mL of lemon juice, and 100 g of sugar. Then he began to stir. After stirring he put in the ice.
Gavin added 100 g of ice and 100 g of sugar. Then, he began to stir. After stirring he added the water and the lemon juice.
