What is the name of the group that contains potassium? O Noble Gases
O Halogens
O Alkaline Earth Metals
O Alkali Metals
Transition Metals

As you watch a surfer ride a wave towards the shoreline, what is the shoreline? a) displacement reference b) reference point c) coordinate plane d) cartesian boundary

In which situation can a mixture always be called a solution

What produces wave a)sound b) heats c)transfer of energy d)vibrations