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WorksheetsCombining Atoms Quiz
Total questions: 12
Worksheet time: 25mins
Name
Class
Date
1.
What type of change did you witness when ice was melting?
a)
Physical Change
b)
Chemical Change
2.
What evidence did you have to prove ice melting was a physical change?
a)
Bubbling
b)
Fizzing
c)
Melting
d)
Color change
3.
What type of change is represented in the picture?
a)
Physical Change
b)
Chemical Change
4.
When you combined vinegar and baking soda, which type of reaction did you witness?
a)
Physical Change
b)
Chemical Change
5.
What type of change is represented by the molded cheese in this picture?
a)
Physical Change
b)
Chemical Change
6.
What change is represented by this picture?
a)
Physical Change
b)
Chemical Change
7.
What evidence in Kool-Aid represents a physical change?
a)
Melting
b)
Bubbling
c)
Temperature change
d)
Dissolving
8.
What kind of chemical bond forms between a metal and a nonmetal?
a)
Covalent bond
b)
Ionic bond
c)
Can be either covalent or ionic
d)
Hydrogen bond
9.
What kind of bond forms when atoms share electrons?
a)
Chemical bond
b)
Ionic bond
c)
Covalent bond
d)
Electron bond
10.
What is true of the Law of Conservation of Mass?
a)
Reactants have a greater mass because some matter was destroyed.
b)
Mass of the reactants is the same as the mass of the products.
c)
The reactants have a greater mass because some of the mass was converted to heat.
d)
Products have a greater mass because matter was created.
11.
Chex mix, salad and vegetable beef soup is an example of a
a)
atom
b)
element
c)
mixture
d)
compound
12.
All matter is made of ______.
a)
energy
b)
atoms
c)
electrons
d)
compounds
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