| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.39 |
| Score | 0% | 68% |
Molecules and atoms that are inputs to a chemical reaction are known as which of the following?
components |
|
fuel |
|
reactants |
|
products |
During a chemical reaction molecules and atoms (reactants) are rearranged into new combinations that result in new kinds of atoms or molecules (products).
I biome is made up of naturally occurring flora and fauna. Fauna is which of the following?
plants |
|
minerals |
|
habitats |
|
animals |
A biome is a large naturally occurring community of flora (plants) and fauna (animals) occupying a major habitat (home or environment).
A large naturally occurring community of flora and fauna occupying a major habitat is:
a biome |
|
a food chain |
|
a population |
|
a community |
A biome is a large naturally occurring community of flora (plants) and fauna (animals) occupying a major habitat (home or environment).
A subatomic particle that orbits the nucleus of an atom. It carries a negative electric charge. This desribes which of the following?
proton |
|
isotope |
|
neutron |
|
electron |
An electron is a subatomic particle that orbits the nucleus of an atom. It carries a negative electric charge. Generally, an atom has the same number of negative electrons orbiting the nucleus as it does positive protons inside.
Water coming to a boil on a stove, ice melting, and steam from a cup of coffee are all examples of which of the following?
convection |
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reflection |
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radiation |
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conduction |
Convection is the transfer of heat by the circulation or movement of the heated parts of a liquid or gas.