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acceleration c/o physical science

2.  if you are using a hammer to  hit a stake into the ground why will the acceleration of the hammer be less than the acceleration of the stake?
 
a.  force of the hammer is greater than the force of the stake
b.  the mass of the hammer is greater than the mass of the stake
c.  the mass of the stake is greater than the mass of the hammer
d.  none of these
 
I think a is the answer
 
 
 
1.  if the force of the hammer is 10 N and the mass of the stake is 5 kg, what will be the acceleration of the stake?
 
a.  there is no acceleation of since the force of the stake and hammer are equal
b.  2 m/s^2
c.  1/2 m/s^2
d.  none of these
 
thanks
 
 
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1 Answer

To question 1 the answer is b. because the formula F=m*a; F=10N, m=5kg so a=2 m/sec^2
Question 2 i would say that is d because I am missing data