A motor is used to produce

4.0 waves each second in a string.

What is the frequency of the waves?

F 0.25 Hz

G 15 Hz

H 25 Hz

J 4.0 Hz

A change in which of the following effects the weight of an object? -momentum -velocity -acceleration due to gravity -friction

Why are hot springs and geysers is found in areas of present or a past activity

Settlers are trying to determine the value of g on a distant planet. They throw a wrench downward from a height of 3 m. If the initial speed of the wrench is 2 m/s, and the speed right before impact is 10 m/s, what is the value of g?

What force is responsible for the slowing of the ball?

An object is moving in a straight line with constant acceleration a) its acceleration start increasing at some rate than b) velocity will start decreasing c) its velocity will keep on increasing d) its velocity will remain constant or objective is

A flashlight beam strikes the surface of a pane of glass (n = 1.50) at a 61° angle to the normal. what is the angle of refraction?

Why is there controversy to the opinion that human contribution of carbon dioxide to the atmosphere is cause warming

If the resistance of a circuit increases, that means that the current has to

One watt is equal to which of these values? 1 joule/hour 1 joule-hour 1 joule/second 1 joule-second

What are some of the benefits of learned optimism that have been found in research? O A. Fewer health problems O O B. All of these C. Making more money O D. A lower divorce rate