Matter and Atoms
The two major categories of matter.
What is pure substances and mixtures?
What is the law of conservation?
The nonliving and the living things in an ecosystem.
What is an abiotic factor and a biotic factor?
This is composed of the Earth's supply of moisture in all its forms: liquid, frozen, and gaseous.
What is the hydrosphere?
Any resource that is used at a faster rate than it can be replaced.
What is a nonrenewable energy resource?
What are atoms?
The three kinds of chemical bonds.
What is a covalent bond, a ionic bond, and a metallic bond?
All living organisms have a set of needs that must be met in order for the organisms to live and grow.
What are basic needs?
During this, water and energy are transferred throughout the hydrosphere, lithosphere, and atmosphere
What is the water cycle?
Hydroelectric Energy, Solar Energy, Wind energy,and Biomass energy are all examples of this.
What are renewable energy sources?
The two particles found in the nucleus.
Which is the balanced equation?
Na + H₂O → NaOH + H₂
KClO₃ → KCl + O₂
H₂ + N₂ → NH₃
C + O₂ → CO₂
Na + Cl₂ → NaCl
What is C + O₂ → CO₂
The route for the transfer of matter and energy in an ecosystem.
What is a food chain?
The hydrosphere covers about ___ of the Earth's surface.
(a) 97%
(b) 84%
(c) 71%
The downsides of this renewable energy sources include hazards for birds and bats, people find the structures off-putting, not every location is suitable, needs consistent weather.
What is wind energy?
The difference between compounds and elements.
What is the amount of atoms?
The characteristics of a chemical reaction.
(Must name all)
What produces heat, color change, an odor, sometimes they produce gas, and sometimes they produce light?
Producers are (1)____ and consumers are (2)_____
(1)-Autotrophs
(2)-Heterotrophs
This helps distribute gases and nutrients to estuaries and different parts of the ocean.
What are ocean currents?
This renewable source converts the kinetic energy of falling water into electrical energy.
What is hydroelectricity?
The info a periodic table tells us.
What is the number of valence electrons, likely to gain, lose, or share electrons, types of bonds it might form, other elements it might readily react with
The kind of system where chemical reactions occurs and all substances are retained and can be measured.
What is a closed system?
The way a species responds to, and affects, the entire range of competitors and resources in its ecosystem.
What is a niche?
The area of land where water is drained downhill into a body of water.
What is a watershed?
Which of these is a renewable source?
(A) Biomass
(B) Nuclear Energy
(C) Fossil Fuels
(A) Biomass