Revision Quiz

What is everything around us made of?

• Water

• Atoms

• Light

• Air

Which of the following is an element?

• Water

• Salt

• Gold

• Sugar

The smallest part of an element is known as_____.

• Molecule

• Particle

• Atom

• Cell

Which of these is NOT an element?

• Oxygen

• Iron

• Water

• Silver

The center of an atom is called_____.

• Electron

• Proton

• Core

• Nucleus

What are the tiny particles in an atom called?

• Neurons

• Cells

• Subatomic particles

• Ions

Which particle has a negative charge?

• Proton

• Electron

• Neutron

• Atom

Which gas do we breathe in to stay alive?

• Carbon dioxide

• Helium

• Oxygen

• Hydrogen

What element do balloons often use to float?

• Oxygen

• Nitrogen

• Helium

• Hydrogen

Which element is most common in water?

• Hydrogen

• Oxygen

• Carbon

• Iron