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Science chpt 11
chapter review and test prep
Term | Definition |
---|---|
A(an) _____________________ is a mixture that looks the same everywhere, even under a microscope | solution |
A(an) __________________ turns blue litmus paper red. | acid |
In a(an)___________________ two chemicals react to form a new substance. | chemical changes |
The Sun's energy is transferred to Earth by ________________. | radiation |
An object that is moving has____________. ____________, | kinetic energy |
In _______________ energy is transferred without the movement of matter. | conduction |
A(an) ______________ has properties between a solution and heterogeneous mixture. | colloid |
Stored energy is called _______________. | potential energy |
Energy is usually transferred by ________________ in liquids and gases. | convection |
The strength of a base is called its ____________. | alkalinity |
All of the following are poor conductors of heat, wood, glass, copper, air, Which of these is a good conductor? ____________ | copper |
An example of a physical change is _____________ | ice melting |
Heat always flows from ______________________. | from hotter materials to cooler materials. |
__________________ may be used as an indicator | litmus paper and a pH paper |