Kinetic and potential energies are found in all objects. If an object is moving, it is said to have kinetic energy (KE). Potential energy (PE) is energy that is "stored" because of the position and/or arrangement of the object. ... And in falling, can exert forces and do work on other objects.
Toe nails are made of keratin
The correct answer is D), because, as he is throwing the ball, the potential energy, that was stored in the ball, changes into kinetic energy, but there is no energy increase or decrease.
Answer:
in a stable population,the birth and death rates depend directly on the variance of age at death
Answer:
Point mutation
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