Pseudoscience Vs. Science
Metric conversions
Density
Scientific notation and sig figs
Dimensional Analysis
100
A collection of beliefs such, such as astrology, is known as...
A. Pseudoscience
B. Fact
C. Theory
D. Law
A- Pseudoscience
100
sing the conversion chart, as the units move to the left, the decimal place moves to the ____________.
A. Right
B. Sometimes to the right, sometimes to the left
C. Left
D. The decimal place doesn't change between units
C- Left
100
Which box has a higher density?
A. Box A
B. Box B
C. cannot be determined
D. they are the same
A- Box A
100
How many significant figures does the following number have: 0.0099800
A. 2
B. 3
C. 4
D. 8
B. 3
100
The Olympic record for the high jump is just over 2.6 yards. What is that distance in feet? (3 ft=1 yd)
A. 0.867 ft
B. 7.8 ft
C. 8.07 ft
D. 8.27 ft
B. 7.8 ft
200
Which is not a pseudoscience?
A.Religion
B. Astrology
C. Superstitions
D. Ecology
D- Ecology
200
What is the basic unit of mass in the metric system?
A. Liter
B. Meter
C. Gram
D. Kilometer
B- Gram
200
Which lab tool might you use to measure the volume of a liquid?
A. electric scale
B. bunsen burner
C. test tube
D. graduated cylinder
D. Graduated Cylinder
200
Round 0.010229 to four sig figs.
A. 1022
B. 1023
C. 0.01023
D. 0.01022
C. 0.01023
200
Convert 3.5 gallons into cups.
A. 56 cups
B. 0.21875 cups
C. 19.5 cups
D. 48 cups
A. 56 cups
300
Which is NOT a step in the scientific method?
A. Make observation
B. Form a theory
C. Collect data
D. Form a hypothesis
B- Form a theory
300
7,000 g = ____ kg
A. 70
B. 700
C. 7
D. 0.07
C- 7 kg
300
A piece of copper has a mass of 89g and a volume of 10 cm3. What would be the density of the copper?
A. 0.89 g/cm3
B. 89 g/cm3
C. 8.9 g/cm3
D. 890 g/cm3
C. 8.9 g/cm3
300
Round 1047.78 to three sig figs
A. 104
B. 105
C. 1050.001050
D. 1050
D. 1050
300
How many inches are in 1 mile?
A. 66,330 in
B. 63,360 in
C. 63,660 in
D. 63,066 in
B. 63,360 in
400
A set of principles that explains and predicts a phenomena is called a _____.
A. scientific law
B. scientific method
C. scientific theory
D. scientific instructor
C- Scientific theory
400
68 cm = ___________ mm
A. 0.68
B. 6.8
C. 68
D. 680
D- 680 mm
400
Why do some substances float on water?
A. they are warmer than water
B. they are cooler than water
C. they are more dense than water
D. they are less dense than water
D- they are less dense than water
400
Express 23400 in proper scientific notation.
A. 2.34 x 104
B. 2.3 x 103
C. 2.30 x 105
D. 2.34 x 103
A. 2.34 x 104
400
How many years are in a 3 months?
A. Uh Duh! There are no years in a month!
B. 0.75 yrs
C. 0.50 yrs
D. 0.25 yrs
D. 0.25 yrs
500
A scientific ____________ is a statement that describes what always happens under certain conditions in nature.
A. law
B. theory
C. method
D. variable
A- Law
500
32.9 km = ___________ cm
A. 32,900
B. 329,000
C. 3,290,000
D. 32,900,000
C- 3,290,000 cm
500
If a block of wood has a density of 0.6 g/cm3 and a mass of 120 g, what is its volume?
A. 200 cm3
B. 0.005 cm3
C. 200.0 mL
D. 72 mL
A- 200 cm3
500
The diameter of a carbon atom is 0.000000000154 m. What is this number expressed in scientific notation?
A. 1.54 x 1012 m
B. 1.54 x 10-12 m
C. 1.54 x 1010 m
D. 1.54 x 10-10 m
D. 1.54 x 10-10 m
500
How many minutes are in a year?
A. 525,600 min
B. 52,560 min
C. 31,536,000 min
D. I can't count that high.
B. 52,560 min