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- 1. Multiple Choice
Which are physical changes? Select all that apply.
paper burning
an egg breaking
sugar dissolving in water
a rubberband being stretched
photosynthesis
- 2. Multiple Choice
What does Spongebob cook at work?
do not click
not the answer don't click here
hamburgers
don't pick this one
- 3. Multiple Choice
What would a secondary consumer eat?
a herbivore
a mushroom
berries
bacteria
- 4. Multiple Choice
Which are elements? Select all that apply.
iron
oxygen
rust
silver
oxygen
- 5. Multiple Choice
Which are compounds? Select all that apply.
water
tarnish
rust
carbon
hydrogen
- 6. Multiple Choice
Which elements combine to create the compound glucose? Select all that apply.
oxygen
carbon
hydrogen
silver
nitrogen
- 7. Multiple Choice
Which subatomic particles are found in the nucleus of an atom?
protons & electrons
neutrons & protons
neutrons & electrons
only protons
- 8. Multiple Choice
Does every element on the Periodic Table have the same number of protons in their atoms?
yes, because the size of the boxes on the Periodic Table are all the same size
no, because the atomic numbers for each element are all different
yes, because every atoms has exactly 1 proton
no, because the boxes on the Periodic Table are all different colors
- 9. Multiple Choice
A scientist views the atoms of a substance under a powerful electron microscope. All of the atoms are identical. What kind of substance is he viewing?
a compound
a solution
an element
a liquid
- 10. Multiple Choice
Where would you find a list of every single element known to science so far?
The Great Big List of Elements
The Elemental List of Elements
The Periodic Table of Elements
The Giant Element List of Science
- 11. Multiple Choice
Two liquids are mixed together and the resulting mixture starts to get hot. What kind of change is this?
Physical Change because two liquids were mixed
Chemical Change because heat was produced
Physical change because it got hot
Chemical change because anytime something is mixed, it results in a chemical change
- 12. Multiple Choice
Which are common properties of most metals? Select all that apply.
able to conduct heat & electricity
able to break easily
malleability - can be hammered without breaking
dull color; cannot reflect light
very low melting points
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