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Hohn: Unit 1 Science Review Flashcards | StudBud
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Hohn: Unit 1 Science Review
Hohn: Unit 1 Science Review
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1
What is the chemical symbol for copper? Check your periodic table!
Co
Cp
C
Cu
2
How many Carbon atoms are in one formula unit of C6H12O6
2
12
4
6
3
Who created the plum-pudding model?
Dalton
Thomson
Rutherford
Bohr
4
What is the neutral charged subatomic particle called
proton
nucleus
neutron
electron
5
What is a qualitative observation?
an observation that involves a number or measurement
an observation that involves describing
6
How do we find the atomic mass?
Electrons + Protons
Protons - Electrons
Protons - Mass
Protons + Neutrons
7
What is the SI unit for time?
Days
Minutes
Hours
Seconds
8
Which element has the chemical symbol K?
Potassium
Kalcium
Krypton
Kneon
9
How many grams are in a kilogram?
100
1000
10
0.01
10
All matter has…
volume and mass
energy and fluidity
shape and heat
heat and work
11
How many meters are in a dekameter?
100
1000
0.1
10
12
Which two are located in the nucleus?
Thomson and Rutherford
Element name and Element symbol
Protons and Neutrons
Electrons and Atomic numbers
13
What is the chemical symbol for carbon?
C
Ca
Co
Cb
14
A small, positively charged particle in the nucleus of the atom.
electron
proton
nucleus
neutron
15
What is the main difference between Scientific Theory and Law?
Law-description of a phenomenon Theory-explanation for a phenomenon
Laws cant be changed while Theories can be.
They are just different
Law has nothing to do with phenomenons while Theories do
16
What is the SI unit for mass?
grams
ounces
pounds
Weight
17
What is the periodic table?
A chart that lists all the molecules that exist in the universe.
A chart that shows all the compounds found in the world.
A chart that shows what time periods elements were discovered.
A chart that shows all the elements scientists have discovered.
18
Quantitative resource example is
There are 3 scoops of ice cream
The paper is white
The weather is nice
The sky is blue
19
What is it called when solids turn into liquids?
Boiling
Melting
Condensation
Freezing
20
A negatively charged subatomic particle.
neutron
proton
electron
atom
21
True or false: All chemical reactions require energy to happen.
true
false
22
What is a quantitative observation?
an observation that involves describing
an observation that involves a number or measurement
23
When heat causes a liquid to turn into a gas.
conduction
evaporation
precipitation
convection
24
What does a liquid turn into when it freezes?
Still liquid
Gas
Solid
Plasma
25
True or False: All molecules are compounds but not all compounds are molecules.
False
True
26
Diamonds are made of many carbon atoms. Diamonds are made of
An element
A mixture
An atom
A compound
27
A qualitative example is
There are 5 rabbits
There are 5 apples
The water is cold
There are 10 trains
28
Which of the following is NOT an example of a type of energy?
Thermal energy
Kinetic energy
Potential energy
Work energy
