Is language an innate or an acquired one

What could you include to give a sense of scale in a photograph of a mountain?

7. An object has 25 J of kinetic energy and 15 J of potential energy. Work is done on the object leaving it with 25 J of kinetic energy and 30 J of potential energy. How much work is done on the object?

Assume that a pitcher throws a baseball so that it travels in a straight line parallel to the ground. The batter then hits the ball so it goes directly back to the pitcher along the same straight line.

What does air do for an ecosystem?

What is the de broglie wavelength of a 149-g baseball traveling at 95.4 mph? (1 mile = 1.609 km, h = 6.63 * 10-34 j·s) ?

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.