A book rests on a desk. Its cover measures an area of 15cm and 20cm. it exerts a pressure of 400pa. Determine the mass of the. (Use g=10n/kg)

As the world population continues to rise, the demand for energy also continues to rise. Which type of fuel does little to pollute Earth's atmosphere? A) coal B) nuclear C) gasoline D) natural gas

Tina wants to install one unit that both heats and cools. Which should Tina install?

What is the person called when they deliver babies from the womb?

Standing on top of a building, Bob tosses a baseball straight up with an initial speed of 15 m/s. It takes 4.0 s for the ball to hit the ground. What is the vertical distance of the building? (g = - 9.8 m/s²)

Question: If the object is falling for 3 seconds, predict the distance the object falls. If a small amount of air resistance is present, predict what this would do to the distance the object falls.

What is energy from the sun called?

Which was least likely to have been a component of Earth's atmosphere before life began? A-sulfur B-carbon dioxide C-oxygen D-water vapor

You jog at 9.50 km / h for 8.00 km; then you jump into a car and ride an additional 16.0 km. What average speed must the car have for the average speed for the entire 24.0-km trip to be 24 km/h?

A tool industry characterized by the appearance of hand axes, a bifacial type of blade.

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