Help please Why is it necessary to recycle resources in a spacecraft? Give an example of a resource that is recycled.

Aforce of 240.0 n causes an object to accelerate at 3.2 m/s2. what is the mass of the object?

Which are examples of projectile motion? choose all that apply a. a soccer ball rolling across the ground in the northeast direction b. a car turning a corner, so it is heading south c. a javelin flying through the air d. a tennis ball lobbed over the net

Which quantities are scalars? choose all that apply a.distance b.speed c. acceleration d.velocity