WorksheetsChemistry Grade 3
Total questions: 10
Worksheet time: 50mins
A table listing all the elements.
periodic table of elements
periodic table of compounds
periodic table of atoms
none of the above
Everything in the universe that we can observe are made of these.
atoms
matter
elements
none of the above
Small particles that make up elements.
cells
atoms
molecules
none of the above
Two or more atoms fastened together.
compound
molecule
mixture
element
A combination of different elements joined together.
complex element
combination
compound
molecule element
They study what all things in the universe are made of.
astronomer
geologist
chemist
biologist
Element needed for strong bones.
calcium
carbon
protein
compound
Symbols that show the elements and the number of atoms that make up a compound.
atomic formula
chemical formula
element formula
chemical reactors
Which element is one of the most common in the universe?
carbon
argon
cerium
none of the above
Which element is a liquid at room temperature?
oxygen
nitrogen
hydrogen
mercury
