Saturday, 30 August 2014

TEMPERATURE , ENERGY AND MATTER TERMINOLOGY


TEMPERATURE , ENERGY AND MATTER

Select the correct term to complete the sentences.
specific heat
heat conduction
heat
Celsius scale
thermal radiation
temperature
liquid
gas
convection
thermal energy
atom
compound
molecules
mixture

1. A(n) ____ is made up of only one type of molecule.
2. A(n) ____ is a combination of different compounds and/or elements.
3. Each element has a unique type of ____.
4. Groups of atoms joined together by chemical bonds are called ____.
5. On the ____, water boils at 100 degrees and freezes at 0 degrees.
6. ____ is a measure of the average kinetic energy of particles in a
system.
7. A state of matter that has a definite volume and can flow is a(n) ____.
8. A state of matter that can expand or contract to fill a container is a(n)
____.
9. ____ is the sum of all the kinetic energy of the particles of a system.
10. Oceans are able to help regulate the temperature of Earth due to the
high ____ of water.
11. The flow of thermal energy is called ____.
12. When you grab a hot mug of cocoa, heat is transferred from the mug
to your hand by ____.
13. Heat transfer through currents in air or water is called ____.
14. Heat from the sun is transferred to Earth by ____.