What two variables must you know in order to
calculate the average speed of a moving object?

Which of the following are causes of coastal erosion? check all that apply. beach grasses and other plants trap windblown sand. wave action carves away the coastline. groundwater under pressure is forced to earth’s surface. artificial structures stop the natural flow of sand along the coast. underground caves collapse as bedrock is dissolved.

How do you transfer mrna into codons ? i'm so confused : (

Awave has a wavelength of 15 mm and a frequency of 6 hertz. what is its speed?