Why the swimmer push the water backward

Explanation:

Swimmers push water backwards to propel forwards. In other words, swimmers push their hands and legs against water to move forward. This is stated in the third law of motion, for every action, there is an equal and opposite reaction.

cancer   is   essentially   uncontrolled   mitosis   of specialized cells

a chair, a bed, and a toothbrush

explanation:

i was told this before by a teacher, so yeah