Waves and Periodic Table

What are the names of the vertical columns on the Periodic Table?

• Groups

• Periods

• Periodicals

• Alkali Metals

What is the name given to the group 1 metals?

• Alkaline Earth Metals

• Alkali Metals

• Noble Gases

• Halogens

What is the definition of an element?

• Made of only one type of atom

• Made of only one type of molecule

• A mix of multiple compounds

• A metal

What would be a good way to separate sand from water?

• A magnet

• Distillation

• A sieve

• Crystallisation

WAVES: What is a transverse wave?

• A sound wave

• A wave where vibrations are parallel to energy travel

• A wave where particles move in a circle

• A wave where vibrations are perpendicular to energy travel

Sound is an example of a...

• Raleigh wave

• Longitudinal wave

• Mexican wave

• Transverse wave

The bit of the eye that focuses the light onto the retina is called what?

• Sclera

• Cornea

• Lens

• Pupil

Sound travels fastest in...?

• Solid

• Liquid

• Gas

• Plasma

If two waves are in the same place at the same time, what always happens?

• Constructive interference

• Destrutive interference

• Interference

• Inference

Which of these statements is completely true?

• Mirrors refract light, glass reflects light

• Mirrors reflect light, glass refracts light