NEW
Font size
WorksheetsScience 3rd Grade
Total questions: 10
Worksheet time: 2hrs 40mins
This is the Chemical formula for Oxygen.
H2O
HO2
O2
2O
Things that are made of atoms.
Oranges
Ice cubes
Helium inside the balloon
All of them
The combination of different kinds of atoms form:
Houses
Cars
Ions
Elements
What does NaCl refers to?
Oxygen
Sodium
Sodium chloride
Salts
The states of matter are:
Water, soda and vinegar.
Liquid, solid, gas.
Ice cube, car, sodium.
Paper, rubber, glass.
This is an example of a good conductor.
Rubber
Wood
Paper
Metals
An insulator is a material or object that permits an electric current to flow easily.
Yes, that's correct.
No, it's not real.
I don't know.
Let's forget it.
Electricity flows:
in an open circle
in a big circle
in a closed circle
in an enormous circle
A molecule is:
the most important part of a substance
the biggest part of a substance
the smallest part of a substance
the second part of a substance
The rainbow contains:
seven days
seven months
seven hours
seven colors
