Elements
What is a compound?
A mixture of 2 or more elements
Is nuclear energy renewable or non-renewable?
Non-renewable
Is heat energy potential or kinetic?
Kinetic
What is the Fahrenheit boiling point?
212 degrees
What is a reactant?
A substance that starts a chemical reaction.
What is the difference between elements, compounds, and mixtures?
An element is a pure substance with identical molecules, a compound is a mixture of 2 or more elements.
What are some renewable energy sources?
solar energy, wind power, and hydropower. Bioenergy and geothermal
what is potential energy?
stored energy
What is a streak test?
A test to identify the color of a mineral by scraping the edge of the mineral across a piece of porcelain.
What is a product?
The substance that forms at the end of a chemical reaction.
What are the periodic table categories? Which of these are not an actinide?
Radium, plutonium, californium
radium
What is the waste derived from coal energy?
fly ash
What is light energy?
Kinetic energy that makes colors visible.
What is a thermal expansion?
The tendency for matter to expand due to increase in temperature.
What is a simple machine?
A basic machine for applying force.
What are the periodic table categories?
alkali metals, alkaline earth metals, transition metals, post-transition metals, metalloids, halogens, noble metals, and noble gases
How long do solar panels last?
25-30 years
What is friction?
The force resisting the movement of solids.
What is density?
How much mass takes up an amount of space.
What is a hydraulic machine?
A machine that uses fluid power to work.
Is air an element, compound, or mixture?
mixture
Describe the Sun as the major source of energy that impacts the environment
It warms the earth
What is conservation of energy?
Energy cannot be created nor destroyed
What is the formula for density?
p=m/v
What is mechanical energy?
A mix of kinetic and potential energy.