Why is coal costly to produce?

1. coal is found deep underground.

2. Coal is expensive to make

3. Coal is only found in certain places on earth.

4. Coal is difficult to make in the lab.

This traction loss occurs in the rear wheels of a vehicle. a) Braking-induced traction loss b) Acceleration-induced traction loss c) Front wheel traction loss (skid) d) Rear wheel traction loss (skid) e) Driver-induced skids

During a golf game, the ball is hit forward with 500 N of force using a golf club. According to Newton's Third Law of Motion, what is the force of the golf ball on the club? A. The golf club exerted a forward force of 500 N on the golf ball.

If two similar flashlights shine on the same wall from the same distance, the spot on the wall becomes brighter. this is due to light wave

A block has a volume of 0.09m3 and a density of 4000kg/m3. What's the force of gravity acting on the block in water

What would happen if the distance between the Earth and the moon decreased?

In a series circuit, loads which have the same voltage dropped across them will have?.

When a brick is dropped from the roof of a house, it lands on the ground with a speed v. What will the speed at ground level be for an identical brick dropped from a roof twice as high as the first one?

The scientific method begins with recognizing a problem. The recognized problem in this scenario is, "Why is the printer in the office not working?" Choose the hypotheses that are testable and from which an experiment can be formed.

The correctly balanced equation for H2O2 → H2O + O2 is

How would an unbalanced chemical equation convey misleading information about what took place during a chemical reaction?