Phase Changes
What do we call it when ice turns into water?
Melting
What is a tornado?
.
A: A rotating column of air that touches both a cloud and the ground
What system includes the heart and blood vessels?
A: The circulatory system.
What are the three main states of matter?
A: Solid, liquid, gas.
What causes a hurricane to form?
What causes a hurricane to form? A: Warm ocean water and moist air.
Which system sends messages through the body using nerves?
A: The nervous system.
What do we call it when gas turns into a liquid?
condensation
What are the four steps of the water cycle?
A: Evaporation, condensation, precipitation, collection.
What organ is part of the respiratory system and helps you breathe?
A: The lungs.
Which state of matter has the most energy?
gas
What system gives your body shape and protects organs?
A: The skeletal system.
What phase change happens when a solid becomes a gas?
sublimation