a man counts 6 waves on a pond in 10 seconds. the distance between them is 40 cm. what is their speed?​

Agroup of students were investigating the force of gravity. they began by dropping a foam ball from a height of 3 meters into a bucket of sand. the ball hit the sand in 0.306 seconds. they dropped additional balls of approximately the same diameter, but of different masses. here is the data they collected. based on this experiment and the collected data, what would their conclusion be?

Apropagating wave in space with electric and magnetic components. these components oscillate at right angles to each other. it may travel in a vacuum. determine the term.

Question 1 of 10multiple choice: select the best answer and click "submit."what method of forecasting predicts the arrival time of a storm based on itscurrent speed and other starting variableso a. climatology methodo b. trends methodo c. analog methodod. persistence method