1. Which of the following is NOT true about momentum? a. It has direction
b. It is conserved in a system
c. It depends on mass and velocity
d. It is the same as the energy of a body

2. Which of the following is TRUE about the impulse acting on a body and it's change in momentum?
a. Impulse is equal to the change in momentum
b. Impulse is greater than the change in momentum
c. Impulse is less than the change in momentum
d. There is no relation between impulse and change in momentum​​

1.b. It is conserved in a system

2.d. There is no relation between impulse and change in momentum​​

Explanation:

1. answer - it is conserved in a system

2. answe- impulse is equal to the change in momentum

a.metals can become magnetic if they have many spinning electrons that create magnetic fields.d.only some metals are attracted by magnets; these metals are called ferromagnetic.

d.wrapping an insulated wire around a metal with ferromagnetic properties and applying an electric current.

which piece of furniture will have the most inertia and give the furniture movers the most difficulty in moving?  

answer

a 75kg dining table