(Science) Which of the following situations is an example of Newton's 3rd Law?

A: To jump off the ground, your legs push down on the Earth, and it pushes you back.
B: During a game of baseball, a pitched ball stays in motion until it connects with the bat and changes direction.
C: A 250-pound linebacker exerts more force tackling the quarterback than a 150- pound player would​

The law of conservation of energy states that energy cannot be created or , energy can be from one substance to another. the first blank is ' destroyed ' and for the second blank is ' transferred '

Aperson gives a shopping cart an initial push along a horizontal floor to get it moving, and then lets go. the cart travels forward along the floor, gradually slowing as it moves. consider the horizontal force(s) on the cart while it is moving forward and slowing. which of the following statements is correct? (a) both a forward and a backward force are acting on the cart, but the forward force is larger. (b) only a forward force is acting which diminishes with time. (c) both a forward and a backward force are acting on the cart, but the backward force is larger. (d) only a backward force is acting, no forward force.

What is the major limitation to the light microscope?