What are the different kinds of forces?

According to Newton's Third Law, If one object exerts a force on a second object, the second object exerts a force on the first object that is: Question 2 options: equal in magnitude and opposite in direction equal in magnitutde and in the same

Consider two objects whose masses are 100 g and 200 g. The smaller object strikes the larger object with a force of 500 N.

A radar gun can determine the speed of a moving automobile by measuring the difference in frequency between emitted and reflected radar waves.

Two disks of identical mass but different radii (r and 2r) are spinning on frictionless bearings at the same angular speed ω0, but in opposite directions. The two disks are brought slowly together.

If an automobile is able to travel 400 km on 47.2 l of gasoline, what is the gas mileage in miles per gallon?

Tarzan runs at 6 m/s and grabs a vertical vine (negligible mass) 4.1 m long which is tied to a tree at the top. Tarzan swings up. Determine the maximum height Tarzan will swing up and the angle the vine makes respect to vertical.

What is the safest place to be amid the coronavirus?

What is the change in internal energy if 60 J of heat are added to a system and the system does 40 J of work on its surroundings? Use AU = Q-W.

A 35-N bucket of water is lifted vertically 3.0 m and then returned to its original position. How much work did gravity do on the bucket during this process?

You then decide to throw another disc to your friend in the tree for fun. If you throw the disc at a speed of 10 m/s and your friend catches it 5.0 m above you, what was the speed of the disc just before your friend catches it