END Of Year Review 8th Grade Science Question Preview (ID: 61664)

End Of Year Review. TEACHERS: click here for quick copy question ID numbers.

Answers? Play games to get them!

a

a) a

b) a

c) aa

d)

a

a) a

b) a

c) a

d) a

a

a) a

b) a

c) a

d) a

a

a) a

b) a

c) a

d) a

a

a) a

b) a

c) a

d) a

what is the net force?

a) 7N moving to the left

b) 3N moving to the right

c) 10 N moving to the left

d) 3N moving to the left

Which subatomic particles contribute the most to the mass of an atom?

a) Protons, Neutrons, Electrons

b) Protons only

c) Protons and Electrons

d) Protons and Neutrons

Which statement correctly describes the location and charge of the electrons in an atom?

a) The electrons are inside the nucleus and have no charge

b) The electrons are outside the nucleus and have a negative charge.

c) Neutrons have a negative charge and are located in the nucleus

d) Protons have no charge and are in the nucleus

Which of the following are signs of a chemical reaction?

a) a change in shape

b) Formation of a gas

c) A change in color

d) A change in size

In a chemical reaction, the number of atoms in the products will always equal which amount?

a) the number of atoms in the reactants

b) half of the number of atoms in the reactants

c) 3 times the number of atoms in the reactants

d) twice the number of the atoms in the reactants

Play Games with the Questions above at ReviewGameZone.com
To play games using the questions from above, visit ReviewGameZone.com and enter game ID number: 61664 in the upper right hand corner or click here.