a roller coaster needs more kinetic energy to reach the top of a tall Hill what are two ways that the engineer can increase the amount of kinetic energy the roller coaster has

Does spilled milk have higher or lower entropy

A particle (mass - 5 g. charge 30 mC) moves in a region of space where the electric field is uniform and is given by Ex 4.8 N/C, Ey-E. 0. If the velocity of the particle att-O is given by v,-40 m/s V, v-0, what is the speed of the particle at t3 s?

A tennis ball is thrown straight up with an initial speed of 20.5 m/s. It is caught at the same distance about ground as it is thrown.

A friend doesn't believe there are mountain ranges at the bottom of the ocean. About which of the following does he need more information

14. A ball initially at rest rolls without slipping an incline of height 'h'. What is the linear speed of the ball when it rolls onto the horizontal surface? Solution:

A syrup added to an empty container with a mass of 115.25g. When 0.100 pint of syrup is added, the total mass of the container and syrup is 182.48g. Determine the density ... ?

MOST high schools teach biology, then chemistry, then physics. What do you see as some of the disadvantages of the traditional sequence to both students and teachers.

If you break a bar magnet in half, each half

If a forklift raises a 76-kg load a distance of 2.5 m, about how much work has it done?

When a fork is placed in a hot piece of lasagna, thermal energy is transferred up the fork by ...