Eratosthenes used what object to determine the size of Earth? A) Pyramids in Giza, B) Tower in Babel, C) Sphinx in Alezandria, D) Well in Alexandria

What is the speed of a bobsled whose whose distance time graph indicates that it traveled 113 m in 30 s

Siska hit a golf ball into the air with an initial velocity of 56 feet per second. The height h in feet of the ball above the ground can be modeled by h=-16t^{2}+56t, where t is the time in seconds after Sisika hit the ball.

Which describes the changes in visible light moving from red to violet?

Where are the magnetic fields strongest near a bar magnet?

One step in the production of hydroelectric power involves

What do the group numbers mean on the periodic table?

A spring supporting a mass of 30 kg compresses 0.6 m. How far does the spring compress when it supports a mass of 10 kg? A. 0.1 m B. 0.2 m C. 1.2 m D. 1.8 m

Which statement best describes a solid?

Race car drivers must slow down as they make turns on the track. This is best explained by the law of inertia. Which statement best describes inertia for the car going around a turn? A) A body in motion stays in motion at the same speed.

What is is the ratio of the distance over which the force is applied to the distance over which the load is moved