An observer sits in a boat watching wave fronts move past the boat. the distance between successive wave crests is 0.80 m, and they are moving at 2.2 m / s.

what is the wavelength of these waves?
a. 1.6 m
b. 2.2 m
c. 0.80 m

what is the frequency of these waves?
a. 0.36 hz
b. 2.8 hz
c. 0.80 hz

what is the period of these waves?
a. 0.80 s
b. 0.36 s
c. 2.8 s

25pts the diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?

Astudent creates a model of a closed ecosystem by filling a glass tank half full with water, then adding 10 snails and two small aquatic plants. the next day, all the snails are dead. what is the most likely cause of their death?

The arrival of in the early days of europa’s existence could have formed its ocean. it is likely that the water experienced similar to earth. it is also possible that this water is retained beneath europa’s surface and in its atmosphere due to europa’s . 1.) a. precipitation b. water vapor c. icy debris 2.) a. gravitational compression b. biochemical cycling c. radiogenic heating 3.) a, gravity b. magnetic field c. heat energy for plato