Mr. h ignites the enthusiasm of the class with a home-made cannon demonstration. the 1.27-kg cannon is loaded with a 54-gram tennis ball and placed on the floor. mr. h adds the fuel, waits for its vapors to fill the reaction chamber and then brings a match nearby. the explosion stuns the crowd and propels the ball forward. a photogate measurement determines that the cannon recoiled backwards with a speed of 7.8 m/s. determine the speed of the ball.

Gather reliable information to brent make his decision. to gather this information, use newspapers, call insurance companies or look at their web sites, and review consumer magazines and web sites. also, look at the manufacturer web site or for information about gas mileage. list the sources you use and take notes.

A3030 cmcm wrench is used to loosen a bolt with a force applied 0.30.3 mm from the bolt. it takes 6060 nn to loosen the bolt when the force is applied perpendicular to the wrench. how much force would it take if the force was applied at a 3030 degree angle from perpendicular? a 3030 cmcm wrench is used to loosen a bolt with a force applied 0.30.3 mm from the bolt. it takes 6060 nn to loosen the bolt when the force is applied perpendicular to the wrench. how much force would it take if the force was applied at a 3030 degree angle from perpendicular?

Current from a charged capacitor lights a bulb. as time goes on the brightness of the