How many kilometers are in 2500 meters?

How can a person detect infrared rays without an instrument?

What is the standard metric unit of power

A 129 v electric iron draws 3.47 a of current. how much heat is developed per hour? answer in units of j.

A force of 450 N accelerates a box across a frictionless surface at a rate of 15 m/s 2. What is the mass of the box?

A sailboat started its trip at an average speed of 50 mph at 13.15. If the distance of the trip was 510 miles, at what time did the sailboat reach its destination? (Enter your answer in 24 hr tin

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.