EHS 9E_Radioactivity :)

What is an ion

• An atom where the numbers of electron and protons are equal

• An atom in a particular element with the same number or protons

• An atom where the number or electrons are not equal to number of protons

• An atom

What are the three types of Radiation Rays

• Alpha, Beta and Theta

• Beta, Alpha and Atom

• Electron

• Alpha, Beta and Gamma

What are Gamma Rays?

• A burst of energy and is in the form of a wave

• Particle

• Radioactive

• Has mass and charge

Define Isotope

• An atom with the same amount of protons but a different amount of neutrons in the nuclei

• An atom surrounded by electrons and is unbalanced

• An atom the is unstable and held strongly in blender

• A particle

What is the element with the atomic number of 2 on the periodic table?

• Hydrogen

• Carbon

• Magnesium

• Helium

Where is most of the mass stored in an atom?

• Valence

• Nucleus

• The inner shell

• Protons

What is the material light can travel through called?

• Refraction

• Ray

• Medium

• Speed

A _________ object gives off its own light

• Cow

• Beach

• Luminous

• Glowing

What is the spreading out of seven colours called?

• Spectrum

• Violet

• Light

• Dispersion

Light can only travel through ___________ materials

• Ghostly

• Solid

• Transparent

• Medium