A train travels 20 km in 30 minutes. calculate the speed of the train in m/s

A uniform, thin, solid door has height 2.30 m, width 0.875 m, and mass 24.0 kg. (a) find its moment of inertia for rotation on its hinges.

How is heat transferred through radiation? A. Through the direct contact of particles B. Through the motion of hot and cold liquid C. Through the rising of a warm gas D. Through electromagnetic waves

A wave has a velocity of 24 m/s and a period of 3.0 s. Choose the correct amplitude.

In order for a color to be seen by a human, the light must be what?

Based on the meaning of cryosphere, which of the following is the most likely definition for the prefix cryo-?

Use your knowledge of the state of matter and the other physical properties of matter to write an explanation for what may have caused the following situation: Although it hasn't rained in a week, every morning the grass and the car windows are wet.

What is three example of technology

Lisa has three classes that each last 50 minutes qhat ia the total nuber of minutes of minutes of the three classe?

Which has a greater speed a heron hat travels 600m in 60 seconds or a duck that travels 60 m in 5 seconds? Explain

A machine shovel moves dirt at the rate of 1,100 pounds of dirt 1 foot in 1 second. How many horsepower is this?