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Andrews [41]
3 years ago
7

A kind of variable that a researcher purposely changes in an investigation is

Biology
1 answer:
11Alexandr11 [23.1K]3 years ago
5 0

Answer:

<h2>Independent variable </h2>

<h3>Hope it helps you </h3>

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position vs time for two cars which statements best describe the motion of car a and car b check all that apply
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Answer:

Option 1, 2, 5

Explanation:

Options for the question

  1. car a and car b are both moving toward the origin.
  2. car a and car b are moving in opposite directions.
  3. car a is moving faster than car b.
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Solution -

The motion of any object is represented by  position-time In such graphs the position of an object is fixed for any starting point on the y-axis and time on the x-axis.

The slope of such curves determine the velocity of the object at all its position within the graph. The steeper the slope is, the faster the the object is moving.

Hence, the following statements are correct

Option 1, 2, 5

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