A 25 kg girl steps off a diving platform that is 2 m high. Neglecting the effects of friction, what is the girl's speed just before she hits the water? A. 2.0 m/s B. 6.3 m/s C. 39 m/s D. 490 m/s

If humans evolved from apes or chimps, why are the chimps and apes still here?

It is a blistering-hot day at the beach. You look at your portable thermometer, which it says it is 35. C. What is the temperature in Fahrenheit and Kelvin? Show the equations you use to make these conversions.

Why is it incorrect to say that matter contains heat?

A 12 volt series circuit with a 2 ohm load would require what minumum fuse value

Atmospheric pressure and density at the top of Mount Everest

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?

Two descriptions about physical quantities are given below: Quantity A: It is a force. Quantity B: It changes when the object travels from Earth to Earth's moon. What quantities are these most likely describing? A.

How does the tilt of Earth's axis affect how the sun's rays strike Earth?