Which scale measures the amount of damage after an earthquake?

Richter scale

Mercalli intensity scale

moment magnitude scale

seismograph scale

The open ocean, sea floor, and coral reefs are all examples of habitats with high rates of primary production.

A 60 g ball of clay is thrown horizontally at 40 m/s toward a 1.5 kg block sitting at rest on a frictionless surface. the clay hits and sticks to the block. part a what is the speed of the block and clay right after the collision?

Is the magnitude of buoyant force same in all liquids?

A football is kicked with a velocity of 31 meters per second at an angle of 41 degrees what is the balls acceleration in the vertical direction as it flies through the air

You have a small piece of iron at 25 °C and place it into a large container of water at 75 °C. Which of these could be the temperature of the water after 10 minutes?

In an experiment, all participants receive a treatment but those in the control group recieves a false treatments

When the volume increased, what happened to the density?

8. Chemical weathering occurs more rapidly in what kind of climates? A. Desertlike B. Cold with high snowfall amounts C. Cool and dry D. Warm with abundant rainfall

Recoil is noticeable if we throw a heavy ball while standing on a skateboard. If instead we go through the throwing motion but hold onto the ball, without friction effects our net recoil will be A) zero. B) the same as before.

If an electromagnet is used to pick up nails and other metal objects, what happens when the current is turned off?