How many trees were sold in all during 1999 and 2000?

Does science or pseudoscience concern the natural world?

A 26.0 kg child plays on a swing having support ropes that are 2.40 m long. A friend pulls her back until the ropes are 45.0 ∘ from the vertical and releases her from rest.

What evidence contradicts the theory that moving two-ton stones was physically impossible for the egyptians, and must have been done using alien technology?

During a storm, a car traveling on a level horizontal road comes upon a bridge that has washed out. The driver must get to the other side, so he decides to try leap - ing the river with his car. The side of the road the car is on is 21.

What is the kinetic energy of a 2,000-kilogram boat moving at 5 m/sec?

What is the most advanced life form on earth

Which EM wave is about the size of humans?

Describe how the Catapult works?

Newton's third law of motion states that the force pair acting on different objects consist of two forces that

While working on her science fair project Venus connected a battery to a circuit that contained a light bulb. Venus decided to change the light bulb to a higher resistance, but she wanted to keep the current the same.