Do you guys know the answer to this 3 problems

What are the phases shown in a and d called?

According to newton’s first law of motion, which force is expected to cause a body to accelerate?

Which describes an object in projectile motion? check all that apply.a.gravity acts to pull the object downb.the object moves in a straight path.c.the forward velocity of the object is 0 m/s.d.the object’s inertia carries it forward.e.the path of the object is curved.