How can you produce more power then and excavator?

Explain why some shorelines a rocky and others have sandy beaches

A snail crawls 300 cm in 1 hour. Calculate the snail's speed in each of the following units. a. centimeters per hour (cm/h) b. centimeters per minute (cm/min) c. meters per hour (m/h)

What are the five practices in scientific inquiry

What is the difference between transverse and longitudinal waves? Transverse waves always travel at smaller speeds than do longitudinal waves.

ions are atoms or groups of atoms that have a positive or negative charge. which of the following statements is true of ions?

When you bring the negatively charged balloon near a rod, how do the electrons move? The electrons move away from the balloon. The electrons do not move. The electrons move toward the balloon.

Mazie stands on her kitchen floor. The coefficient of kinetic friction between her socks and the floor is 0.62, and the coefficient of static friction is 0.75. She has a mass of 42 kg. a.

The kinetic energy of an object is quadrupled. its momentum will change by what factor?

Combining which of the following substances with germanium will cause the germanium to emit free electrons? A. Bismuth B. Gallium C. Aluminum D. Indium

A 50.0-g Super Ball traveling at 25.0 m/s bounces off a brick wall and rebounds at 22.0 m/s. A high-speed camera records this event. If the ball is in contact with the wall for 3.