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Unit 2 Matter Review Earth Science Flashcards | StudBud
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Unit 2 Matter Review Earth Science
Unit 2 Matter Review Earth Science
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Answers
1
What is the atomic number of Lithium?
10
4
3
7
2
What is represented by the picture?
mixtures
elements
compounds
2 types of atoms
3
What is the mass number of Beryllium?
13
9
5
4
4
What is represented in the picture?
compounds
elements
mixtures
one type of atom
5
How many protons are in Argon?
18
22
40
9
6
Which state of matter has a definite volume but no definite shape?
solid
gas
plasma
liquid
7
How many neutrons are in Beryllium?
4
9
13
5
8
Which is a physical property of matter?
reaction to acid
melting point
flammability
oxidation
9
What is the overall charge of an atom before bonding?
negative
neutral
positive
10
Which atomic particle has a positive charge?
electron
neutron
proton
11
What process is shown in the picture?
freezing
evaporation
condensation
melting
12
M = 12 g V = 3 ml What is the Density?
9 g/ml
4 g
9 g
4 g/ml
13
What is being made in the picture?
Homogeneous Mixture
Compound
Element
Heterogeneous Mixture
14
Which state of matter has a definite shape?
solid
liquid
gas
plasma
15
Which of the following is a chemical change?
cutting
burning
melting
freezing
16
How many electrons are in Beryllium?
9
5
4
13
17
What would be found where the arrow is pointing?
Protons and Electrons
Protons only
Neutrons only
Protons and Neutrons
18
What is the formula for density?
D = M - V
D= M + V
D = M x V
D = M/V
19
What would you find where the arrow is pointing?
neutrons
nucleus
protons
electrons
