Suppose you are investigating how the day ends hamsters affect how much they run on the hamster wheel. In order to control the e
xperiment which of these should you do?
A. Change only the diet of each hampster.
B. Give all the hamsters the exact same diet.
C. Only allow some hampsters to run on the wheel.
D. Compare the behavior of hamsters and gerbils
A. Change only the diet of each hampster.
B. Give all the hamsters the exact same diet.
C. Only allow some hampsters to run on the wheel.
D. Compare the behavior of hamsters and gerbils
2 answers:
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Answer:
Explanation:
The angular momentum of the pulsar is given by:
where
is the mass of the pulsar
is the radius
is the angular speed
Given the period of the pulsar, , the angular speed is given by
And so, the angular momentum is
Answer:
<em>W=700 Joule</em>
Explanation:
<u>Physics Work </u>
Is the dot product of the force vector by the displacement vector
When both the force and the displacements are pointed in the same direction, the formula reduces to its scalar version
The weightlifter is applying a net force of 350 N to lift the weights a distance of 2 m, thus the net work done is