walt made a study chart listing uses for two types of electromagnetic waves.
which headings best complete the chart?
(a.)a: infrared waves
b: x-rays
(b.)a: microwaves
b: ultraviolet waves
(c.)a: ultraviolet waves
b: gamma rays
(d.)a: x-rays
b: radio waves

For each of the following compounds, write the formula then predict whether it would be a strong, weak, or non-electrolyte when placed in di water. for the ionic compounds only, put (s) or (aq) after the forrmula formula strong, weak or non electrolyte? a calcium hydroxide b. silver carbonate c. lead(ii) sulfate d. phosphorus trifluoride e. sodium phosphide f barium sulfate g. strontium acetate h. zinc nitrate

When the mercury level in a barometer decreases that atmospheric pressure has

A40 kilogram skier starts at the top of a 12 meter high slope. at the bottom, she is travelling 10 meters per second. how much energy does she lose to friction