Worksheet PrintWorksheet 1. How does heat turn boiling water into gas? Heat lowers the pressure of the water particles. Heat helps the water molecules form stronger bonds. Heat causes the water particles to move fast. Heat makes water stick to other particles in the air. ...
Worksheet PrintWorksheet 1. Which of the following planets is made up of mostly metal and rock? Jupiter Neptune Venus Saturn 2. What do some scientists think caused the explosion that began the formation of our solar system? gravity orbits ...