WorksheetsEHS 9E_Radioactivity :)
Total questions: 10
Worksheet time: 5mins
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
