A steep mountain is inclined 74 degrees to the horizontal and rises 3400 ft above the surrounding plain. A cable car is to be installed from a point 870 ft from the base to the top of the mountain. Find the shortest length of cable needed. Include appropriate units in your answer.

The force will determine the acceleration.

Athermometer is removed from a room where the temperature is 70° f and is taken outside, where the air temperature is 10° f. after one-half minute the thermometer reads 60° f. what is the reading of the thermometer at t = 1 min? (round your answer to two decimal places.) ° f how long will it take for the thermometer to reach 30° f? (round your answer to two decimal places.)

Abicycle slows down when the rider applies the brakes. what type of energy transformation is involved in this example? a. kinetic energy into heat energy b. heat energy into potential energy c. potential energy into kinetic energy d. kinetic energy into mechanical energy