Unit 1 Final Review

Identify the subatomic particles.

• Protons, Neutrons, Electrons

• Protons, Nucleus, Electromagnetic Spectrum

• Nucleus, Cilia, Cell Membrane

• Electricity, Protons, Neutrals

Protons weigh about 1 amu. This subatomic particle also weights about 1 amu:

• Neutron

• Electricity

• Neutral Zone

• Peanut Butter

Which type of wave has the shortest wavelength?

• Radio Waves

• Gamma Rays

• UV

• Infrared

Which type of wave has the longest wavelength?

• Radio Waves

• Gamma Rays

• UV

• Infrared

Which type of visible light has the longest wavelength?

• Violet

• Orange

• Yellow

• Red

Which type of visible light has the shortest wavelength?

• Violet

• Orange

• Yellow

• Red

Which element has 19 protons and 20 neutrons?

• Oxygen

• Nitrogen

• Potassium

• Iodine

Atomic Number =

• Number of Protons

• Number of Neutrons

How many valence electrons does Oxygen have?

• 2

• 4

• 6

• 8

This nonmetal has 3 energy levels and 6 valence electrons.

• Br

• S

• Mn

• I