← Science Final Exam Test
5 Written Questions
5 Matching Questions
- Charles' Law
- Oxidation Number
- a The amount of a substance (solute) that will dissolve in a solvent; generally expressed as the maximum number of grams of solute that will dissolve in 100 g of a solvent at a particular temperature.
- b The amount of matter in an object.
- c A positive or negative number indicating how many electrons an atom has lost, gained, or shared when bonding with other atoms
- d The volume of gas increases when the temperature increases, provided the pressure stays the same.
- e A thermal energy source located far below the Earth's crust
5 Multiple Choice Questions
- The bottom of a liquid curve used to measure a liquid in a graduated cylinder.
- Temperature at which a substance goes from one state to another.
- Electricity produced by the energy of moving water
- A system in which nothing can come in and nothing can go out.
- A property that can be used to separate or identify one substance from another.
5 True/False Questions
Dot Diagram → A diagram used to represent electrons in the outer outer energy level of an atom. It uses the element's symbol and dots.
Renewable → A resource that can be used repeatedly without running out
Neutron → A homogeneous mixture containing particles so tiny that they cannot be seen even with a microscope; particles in a solution don't settle and don't scatter light.
Dependent variable → Something that changes as a result of an experiment
Nuclear fission → A process in which two atomic nuclei with low masses are fused into a single nucleus of larger mass; also known as a thermonuclear reaction