1. Which of the following is an example of a direct
observation?
a. Measuring the amount of rain that falls in a 24-hour period in a rain gauge.
b. Estimating the number of rabbits in your garden by examining the number of plants eaten
c. Determining how many people ate the school pizza by looking at trays to see if people threw away their
pizza.
d. Compiling survey results to
learn how people feel about a
2. Which of the following is an example of a good hypothesis?
A. The vinegar is the acid and the soap is the base.
B. I think the glow sticks will brighter in the hot water.
C. when placed in hot water, sugar cubes will dissolve more slowly that granulated sugar
3. Which of the following correctly matches the observation with the description?
a. The car is silver in color; quantitative
b. The car is has 3 foot pedals ; qualitative
C. The car has 4 doors; qualitative
d. The car has 1 steering wheel; quantitative -
4. Which of the following metric conversions is correct?
a. 1 meter = 1000 km
b. 1 cm = 10 dm
C. 1 mm = 10 cm
d. 1 cm = 10 mm
Answers: 1
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Agas in a balloon at constant pressure has a volume of 160 ml at -125*c. what is its volume at 29.0*c?
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Each pair of clay balls represents to planetesimals if each plane test molluscum pound of the same material and is separated by the same distance which pair experiences the greatest gravitational attraction
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In which environment would primary succession occur? a forest with a few remaining trees after a recent wildfire an area of exposed rock after a glacier melts away beach that is exposed to the air at low tide an abandoned baseball field in a small town
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What will most likely happen when two bromine atoms bond together?
Answers: 3
1. Which of the following is an example of a direct
observation?
a. Measuring the amoun...
a. Measuring the amoun...
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