A light disturbance in an ecosystem could include (1 point) O filling in and paving over a lake for a parking lot.
O cutting down a forest for wood manufacturing.
O a volcanic eruption.
O a tree falling over from a thunderstorm.

Darrel conducted an experiment with the following procedure: fill two cups with ice water. place an uninflated balloon snuggly onto your left index finger. blow a little air into an identical balloon, and place it onto your right index finger. place both fingers into the cups of ice water. darrel noticed that his right finger felt warmer in the ice water than did his left finger. which of the following does the experiment show? a. air is a good radiator of heat. b. air is a good insulator of heat. c. air is a good conductor of heat. d. air is a good convector of heat.

Identify the composition of oceanic and continental crystal rocks.in a model of earth’s interior,where would these rocks appear?

Natural selection changes allele frequencies because some survive and reproduce more successfully than others.