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- Multiple ChoicePlease save your changes before editing any questions.
Everything but air is made of atoms.
True
False
- Multiple ChoicePlease save your changes before editing any questions.
About how many atoms make up one grain of sand?
40 thousand
40 million
40 trillion
40 quintillion
- Multiple ChoicePlease save your changes before editing any questions.
What is each type of atom called?
element
molecule
electron
cell
- Multiple ChoicePlease save your changes before editing any questions.
Where can you find a list of all the known elements?
Table of Contents
Periodic Table of Elements
Title Page
Taxonomy
- Multiple ChoicePlease save your changes before editing any questions.
What electric charge do protons have?
positive
neutral
negative
- Multiple ChoicePlease save your changes before editing any questions.
Protons are found in the nucleus, or center of the atom.
True
False
- Multiple ChoicePlease save your changes before editing any questions.
What electric charge do neutrons have?
positive
neutral
negative
- Multiple ChoicePlease save your changes before editing any questions.
What allows neutrons to hold the protons together in the nucleus?
solar force
electric force
strong force
- Multiple ChoicePlease save your changes before editing any questions.
What electric charge to electrons have?
positive
neutral
negative
- Multiple ChoicePlease save your changes before editing any questions.
Because electrons move so quickly around the nucleus, it make atoms look _____________ in a microscope.
clear
blurry
completely dark
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Scientists can see all the parts of atoms with microscopes.
True
False
- Multiple ChoicePlease save your changes before editing any questions.
What large machines are used to smash atoms to learn more about subatomic particles?
microwave
x-rays
particle accelerators