Something That cannot be broken down into simple substances

The mass per unit of a substance

Something starting as a gas then becomes ionized.

A substance of atoms of 2 or more different elements.

Heterogeneous mixture.

Compounds equally mixed and stay the same throughout

A combination of two or more substances together.

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Questions 20

Answers

1
How many cm are in a meter?
10cm
5cm
50cm
100cm
2
What is an element?
Something That cannot be broken down into simple substances
Atom
a chemical on the periodic table located In a certain group
3
Iron is attracted to metal.
False
True
4
Who is the 1st name of the famous scientist who gave us newtons three laws?
Matt
Edward
Issac
Leonardo
5
Melting and evaporation?
Liquid to gas
Solid to liquid
Solid to gas
Solid to liquid to gas
6
What is density?
Something scientists use
The mass per unit of a substance
A formula
another name for mass
7
Metals expand in heated and do what?
Melt
Evaporate
Boil
Contact
8
Formula of density?
DxM=V
D=M/V
D=m+v
Density=mass/volume
9
What is plasma ?
Electricity
Something starting as a gas then becomes ionized.
Something that can help electricity from 1 place to another
Something found thats radio active in the earth
10
What is the smallest element that maintains the property of element?
Atom
Particle
Element
Mass
11
Mixtures are formed by mixing what?
Pure substances
Chemicals
Chemically charged things
liquids and solids
12
Liquid can change what?
Temperature
weight
Shape
Body heat
13
Earth located in which galaxy?
The Milky Way galaxy
It's not in any galaxy
Whirl pool galaxy
Black eye galaxy
14
How is mass measured ?
Ruler
Triple Beam balance
Scale
meat scale
15
What is a compound?
Solid state
Weights objects down
A substance of atoms of 2 or more different elements.
Something heavy
16
Conductors have a high or low resistance?
Low
Neither
High
Both
17
Solids have a definite what?
Shape and volume.
Size
Looks and shaoe
Weight
18
Heterogeneous mixture.
Bringing able to separate things that are already mixed
solids mixed together
Compounds equally mixed and stay the same throughout
Liquid mixtures
19
A person who studies physics are known as a..
Chemist
scientist
Physicts
Mrs. Carlson
20
What is a mixture?
A combination of two or more substances together.
A mixture of ingredients.
Something that can dissolve in water.
A combination of two or more things that cannot be mixed.

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