a projectile is fired horizontally off a table at a height of 95 cm. it lands 2.10 meters away. what is the initial velocity of the projectile?

What happens in a global convection cell

Examine the equation. 23490th→23088ra+42he what kind of barrier would you need to block the radioactive particles from this reaction? a.a piece of paper b.a sheet of aluminum foil c. a two-inch block of lead d. a solid concrete block

The mass of the sun is 1.99×1030kg and its distance to the earth is 1.50×1011m. what is the gravitational force of the sun on the earth?