Record Data Make a chart on a separate sheet of paper to record these data: the boiling point of water on a flat ocean beach is 100°C (212°F). The boiling point of water on a mountain 1,500 m above sea level is 95°C (203°F). What is the boiling point of water at 3,000 m above sea level? pls help​

Which statement best describes the relationship between period and frequency of light waves? a) in wave b the period increases and the frequency decreases from wave a. b) in wave a the period increases and the frequency decreases from wave b. c) in wave b the period is shorter and the frequency is greater than in wave a. d) in wave a the period is shorter and the frequency is greater than in wave b.

Ageologist determines that a sample of a mineral can't be scratched by a steel nail but can be scratched by a masonry drill bit. based on this information, the sample mineral has to be softer than a. orthoclase. b. fluorite. c. apatite. d. corundum.

Can someone me with 3 and 4 plz. this is for masteries test.