In a controlled experiment, which variable does the investigator change?

If you notice a glacier continually melting underneath, what other feature might you notice? Icebergs Crevasses Basal slipping Plastic flow

Two strong permanent magnets are placed one inch apart. which two fundamental forces will most affect them.

Oxygen is one of the reactants, and a large amount of energy is released

What is the second largest watershed by drainage area in north america?

The metric system is now known as the international system of units. a. T b. F

A rightward force of 302 n is applied to a 28.6 kg crate to accelerate it across the floor. thye coefficient of friction between the crate and the floor is 0.750. determine the acceleration

How the properties of sound waves change as they spread out in a spherical pattern

If legos are plastic can they be recycled?

At an accident scene on a level road, investigators measure a car's skid mark to be 93 m long. It was a rainy day and the coefficient of friction was estimated to be 0.35.

How does a shorter wavelength affect the frequency of a wave?