Read the paragraph, and then answer the question.
The solid part of Earth is made of huge chunks called
plates. These plates sometimes move. When this
happens, earthquakes may occur. When earthquakes
occur under the ocean, it causes huge waves that carry a
lot of energy. These huge waves are called tsunamis.

As the human population grows, what happens to our natural-resource requirements? o they increase o they decrease o they do not change. they go in cycles

Which best explains how a heat pump can heat a room? cold air from the house is moved through pipes, where it absorbs thermal energy. warm air from outside is pushed into the house to replace the cold air. combustion warms the air when chemical energy is transferred to thermal energy. fuel is used to move a piston, which pushes warm air into the house.

Which of the following situations describes a adaptation for a mole? question 2 options: a mole is blind and cannot see underground. a mole is bright and attracts the attention of predator birds. a mole has a sensitive sense of smell to it find food underground.