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Middle School Chemistry (physical and chemical, elements/compounds/mixtures) Flashcards | StudBud
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Middle School Chemistry (physical and chemical, elements/compounds/mixtures)
Middle School Chemistry (physical and chemical, elements/compounds/mixtures)
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#8thgradechemistry
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Questions
34
Answers
1
When you use your senses to determine CHARACTERISTICS about an object or substance
Physical Property
Chemical Property
2
Sculpting green clay into a clay bowl is a
No Change
Chemical Change
Physical Change
3
I can look up vocabulary definitions
on the class website
in my notes
in the book
all of these
4
Heterogeneous mixtures are also called
solutions
compounds
suspensions
for dinner
5
Changing eggs, flour, and chocolate into a delicious cake is a
Physical Change
Chemical Change
No Change
6
Elements are the simplest subsances
False
True
7
Homogeneous mixtures are also called
for dinner
solutions
suspensions
compounds
8
Changing a Sheep's wool into a blue wool sweater is a
Physical Change
Chemical Change
No Change
9
New substances are formed when matter undergoes a
physical change
change in temperature
change in shape
chemical change
10
What change occurs if you cut your hair?
Chemical Change
Physical Change
No Change
Explosion
11
This is when a liquid becomes a gas involving HOT temperatures and BUBBLES!
Boiling
Oiling
Soiling
Broiling
12
Every form of matter has these kinds of properties
Both
Physical
Chemical
13
Glucose is C6H12O6, what number and types of atoms are in the formula
6 Calcium atoms, 12 Helium atoms and 6 Oxygen atoms
You crazy
1 Carbon atom 6 Hydrogen atoms and 12 Oxygen atoms
6 Carbon atoms, 12 Hydrogen atoms and 6 Oxygen atoms
14
Condensation is when a
A gas becomes a gas
a gas becomes a liquid
A liquid becomes a gas
A solid becomes a liquid
15
Which of the following involves a chemical change
water freezing
2 substances combine and form a 3rd substance
dry ice sublimes to become carbon dioxide gas
a glass breaking
16
Water (H2O) is an example of
an element
a compound
a heterogeneous mixture
a homogeneous mixture
17
Physical Properties can be . . . .
observed
measured
Both!
18
What type of change occurs if you are burning wood or any object?
Chemical Change
No Change
Physical Change
19
Evaporation is when a
A solid becomes a solid
A solid becomes a liquid
a liquid becomes a gas
A gas becomes a liquid
20
When matter changes it's state (like water to ice) it is a
Chemical Change
No Change
Physical Change
21
Color, Shape, Size , Mass, Volume, Density are ALL. . .
Stuff
Not Important
Physical Properties
Chemical Properties
22
The ability to dissolve in water and to conduct electricity are examples of
physical properties
chemical properties
23
Adding blue dye to water and creating blue water is a
Physical Change
No Change
Chemical Change
24
A Banana changing color as it is becoming older is a
No Change
Chemical Change
Physical Change
25
A compound is 2 or more of these put together
homogeneous mixtures
heterogeneous mixtures
thingamajiggers
elements
26
When a SOLID changes into a LIQUID it is called
Condensation
Melting
Freezing
Boiling
27
Making a sheet of paper into a crumpled ball is a
Physical Change
Chemical Change
No Change
28
Mrs. Kremer stretching a rubber band into the shape of the Eiffel Tower is a
Chemical Change
Physical Change
No Change
29
Physical Properties can be . . . .
Both!
measured
observed
30
ENERGY is anything that has a mass and takes up space
False
True
31
Chewing your food is an example of a
No Change
Physical Change
Chemical Change
32
Alexis and Javier had rust on their bikes. This is a
No Change
Physical Change
Chemical Change
33
A MIXTURE is made of 2 or more elements CHEMICALLY combined
True
False
34
Digesting your food is an example of a
No Change
Chemical Change
Physical Change
