What is the mass of a rock if a number 12 n unbalanced force acting on it causes the rock to accelerate at 4 m/s^2 a. 0.33 kg b. 3 kg c. 48 kg

Which changes would result in a decrease in the gravitational force btween two objects? check all that apply

Describe cytokinesis in plants and animals. in animals: in plants.

Consider two less-than-desirable options. in the first you are driving 30 mph and crash head-on into an identical car also going 30 mph. in the second option you are driving 30 mph and crash head-on into a stationary brick wall. in neither case does your car bounce off the thing it hits, and the collision time is the same in both cases. which of these two situations would result in the greatest impact force?