Inside the atom

The release of energy from an atom is called:

• Radiation
• Irradiation
• Raddiation
• Rediation

One scientist who contributed to our understanding of the atom is:

• Bore
• Bohir
• Bohr
• Baw

The smallest subatomic particles are:

• Electrons
• Elactrons
• Elictrons
• Olitrons

The centre of an atom is the:

• Newcleus
• Nuclus
• Nuclues
• Nucleus

Forms of atoms with different numbers of neutrons are called:

• Isoptopes
• Isotypes
• Isertopes
• Isertypes

Positively charged subatomic particles are called:

• Protins
• Protens
• Protons
• Protions

When an atom decays spontaneously, it is said to be:

• Unstabel
• Instable
• Unstabal
• Unstable

A scientist who contributed to our understanding of the atom is:

• Ratherford
• Rutherford
• Ritherford
• Reatherford

A type of radiation is:

• Alpha
• Alfa
• Alpher
• Alfer

A type of radiation is:

• Beata
• Berta
• Beater
• Beta