8th Grade Science Review!

Which is NOT an example of renewable energy?

• Solar panels

• Hydroelectric plant

• Gasoline

• Wind turbines

Hydroelectric energy uses movement of

• Wind

• Rain

• Sun's rays

• Water

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By using the Scientific Method, during our hands-on exploration of scientific concepts in class, we

• hypothesized, observed, recorded, analyzed, and formed conclusions

• ensured safety protocols were followed

• knew that having fun was the main goal

• followed directions

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These are the basic building blocks of ordinary matter

• atoms

• protons

• stuff

• electrons

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Subatomic particles include

• wind, water, fire and earth

• all the matter on planet Earth

• protons, electrons, and neutrons

• any particle with a positive charge

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The nucleus of an atom is made up of

• electrons only

• protons only

• protons and neutrons

• neutrons only

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What type of charge do protons possess?

• Positive

• Negative

• Neutral

The atomic number of an element is determined by the

• number of electrons in the first shell

• how reactive the element is

• number of protons in the nucleus

• placement on the periodic table

This scientist created our modern day Periodic Table of the Elements

• Chewbacca

• Charles Darwin

• Albert Einstein

• Dimitri Mendeleev

The elements farthest to the right are known as the

• alkali metals

• noble gases

• metalloids

• halogens