A ball is thrown with an initial speed of 10. meters

per second. At what angle above the horizontal

should the ball be thrown to reach the greatest

height?

(1) 0° (3) 45°

(2) 30.° (4) 90.°

A car has a unibody-type frame and is supported by four suspension springs, each with a force constant of 47100 N/m. The combined mass of the car's frame and everything inside it (the engine, the seats, the passengers, etc.) is 1190 kg.

A force of 100 newtons is used to move an object a distance of 15 meters with a power of 25 watts. Find the work done and the time it takes to do the work.

What is the number of electrons shared between the atoms in an i2 molecule

According to the first law of thermodynamics what could happen when heat is added to a system

Which is the force that slows moving things down? A. momentum B. acceleration C. friction D. centripetal force

What characteristic of a planet determines the acceleration due to gravity on it?

Which set of terms best defines what affects kinetic energy and potential energy, respectively? position, gravity gravity, position velocity, height height, velocity

You are operating a powerboat at night. You see green and white lights on another boat. What should you do?

How does Newton's second law apply to an "Egg Drop" experiment?

A 4.0-n puck is traveling at 3.0 m/s. it strikes an 8.0-n puck, which is stationary. the two pucks stick together. their common final speed is: