Physics, 19.12.2020 20:50 trinity7265
Scientists are studying a group of living cells under a microscope. They write down notes about the size, shape, and color of the cells as well as other traits.
Which best describes this type of investigation?
A: comparative, because the scientists will be making observations in order to form a hypothesis
B: comparative, because the scientists are measuring dependent and independent variables
C: descriptive, because the scientists are using independent variables to test a hypothesis
D: descriptive, because the scientists are writing down observations but not making comparisons
Answers: 1
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Which of the following is a true statement about the acceleration ~a of the pendulum bob ~a is equal to the acceleration due to gravity. ~a is perpendicular to the bobโs trajectory. ~a is equal to the instantaneous rate of change in velocity. ~a is tangent to the bobโs trajectory.
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Scientists are studying a group of living cells under a microscope. They write down notes about the...
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