the answer is a: galaxies. galaxy clusters are groups of galaxies that like to hang out together out there in space. the milky way's own galaxy cluster is called the local group.
Answer:
Variation
Explanation:
This explains variation because theres many different species in the question
72s for 24 complete oscillations.
Thus, a complete oscillation takes 72/24=3s
Answer: period T=3s
Answer:
because he has a big brain and skull
Explanation:
well technically the bigger brain the bigger the head because the size of your skull determines the size of the brain so that concludes why Joshua's head is so big.
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hope this helps</h2>
Answer:
The coefficient of kinetic friction is
Explanation:
Let us call the force of friction, then we know that is what has caused the acceleration :
Now this frictional force relates to the coefficient of kinetic friction by
where is the normal force.
Putting in numbers and solving for we get:
Hence, the coefficient of kinetic friction is 0.07.