Which of the following answers best describes how velocity and acceleration are related?
question 18 options:
acceleration is another word for velocity.
velocity is the rate of change in acceleration.
acceleration is always negative, and velocity is always positive.
acceleration is the rate of change of velocity.

give brainliest

water pollution kills aquatic life. aquatic life includes algae and other plant life that use photosynthesis. photosynthesis takes   c02 out of the air.  

c02is a greenhouse gas.

explanation: it gains negative electrons, therefore becoming negatively charged. as charge cannot be created, nor destroyed, only transferred, this leaves the wool positive. now that they have opposite charges, the two items attract.