Answer:
gravitational potential energy
The skier possesses gravitational potential energy at the top of a slope, which transforms into kinetic energy as he moves down the slope.
<span>Vector control and Drug therapy are two other methods for controlling viral diseases. </span>
The answer is fundamental niche
A hypothesis is more or less an educated guess. An observation is noticing something and taking note of it. A theory is a possible explanation of how something works, and a law is a well tested statement. The answer is law.
Explanation; -A water molecule can act as an acid or a base even in a sample of pure water. It acts as an acid (donates H+) when it reacts with a stronger base, say sodium hydroxide.
