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Honors PS Semester 1 Review
Test Description: Review for Final Exam
Instructions: Answer all questions to get your test result.
1) How many atoms are contained within 2 molecules of glucose (C6H12O6)?
A
48
B
6
C
12
D
24
2) Which state of matter does not have the freedom to flow?
A
liquid
B
plasma
C
solid
D
gas
3) Which of the following is not a physical property of matter?
A
luster
B
boiling point
C
reactivity
D
freezing point
4) When water vapor condenses into water droplets, energy is...
A
released.
B
absorbed.
C
restored.
D
created.
5) Which of the following is not always an indicator of a chemical reaction?
A
production of gas
B
change in color
C
formation of heat
D
fizzing and foaming
6) 350 Pascals are equal to...
A
350 cm^2
B
350 N/cm^2
C
350 N/m^2
D
350 N
7) How many meters are there in 67.5 kilometers?
A
67,500 m
B
0.0675 m
C
0.675 m
D
6,750 m
8) Express 0.0000895 in scientific notation.
A
8.95 x10^-5
B
8.95 x10^5
C
0.895 x 10^4
D
89.5 x 10^6
9) What is the density of a substance that has a mass of 10 g and a volume of 5 mL?
A
2 g/mL
B
50 g/mL
C
0.5 g/mL
D
5 g/mL
10) Which of the following is an example of a physical change?
A
dissolving salt in water
B
leaves changing colors in the fall
C
photosynthesis
D
breathing
11) When ice melts to form water, energy is...
A
recycled.
B
given off.
C
taken in.
D
released.
12) An electron found in the outermost shell of an atom and that determines an atom's chemical properties.
A
neutron
B
valence electron
C
electron
D
proton
13) A substance made of atoms of 2 or more different elements joined by chemical bonds.
A
compound
B
pure substance
C
atom
D
molecule
14) A group of atoms held together by chemical forces.
A
pure substance
B
element
C
molecule
D
atom
15) Negatively charged subatomic particle
A
atomic number
B
electron
C
neutron
D
proton
16) Why does wood float on water?
A
The wood doesn't float!
B
The wood is less dense than the water.
C
The water is pushing downward on the wood.
D
The water is heavier than the wood.
17) Boyle's Law relates the volume of a gas to its _____________.
A
volume
B
temperature
C
pressure
18) How many significant figures are there is the number 0.0005680?
A
3
B
1
C
2
D
4
19) How many significant figures are there in 758,900. ?
A
4
B
6
C
1
D
2
20) What is the formula used to calculate Pascal's Principle?
A
P/1=F/A
B
D/1=M/V
C
P1V1=P2V2
D
F1/A1=F2/A2
*select an answer for all questions
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