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