1. You are driving south on the 405 at a speed of 30 m/sec. You see a car accident ahead
and s...
1. You are driving south on the 405 at a speed of 30 m/sec. You see a car accident ahead
and step on the brake. Your car slows to 9 m/sec in 1.5 sec. Calculate the acceleration of
your car during this time period.
2. Your friend is talking in class and you decided to throw an eraser at them to shut them
up. If your friend is sitting 3 meters from you and it took half of a second to hit your friend, calculate the velocity of your eraser.
3. You drop an egg out of your 10 m 2nd story window. If it took 1.43 sec, calculate the
velocity right before the egg hits the ground.
Answers: 3
Physics, 22.06.2019 02:50
20. threshold braking in the vehicle's braking system occurs when a. the brake pedal is pushed, heel on floorboard, with full foot pressure. b. the brakes are exerting full braking power, without traction loss. c. the driver begins pushing down the brake pedal, with moderate slowdown. d. the brakes just begin to take hold with a gradual slowdown.
Answers: 3
Physics, 22.06.2019 07:30
Tall pacific coast redwood trees can reach heights of about 100 m. if air drag is negligibly small, how fast is a sequola cone moving when it reaches the ground f it dropped from the top of a 100 m tree?
Answers: 1
Physics, 22.06.2019 10:00
Students design a model roller-coaster track. they place a rubber ball at the highest point on the track and let it go. the ball rolls along the track pulled only by the force of gravity. eventually, it comes to a stop. which change to the design will result in the ball moving the greatest distance?
Answers: 1
Social Studies, 05.11.2020 19:20
Mathematics, 05.11.2020 19:20
Law, 05.11.2020 19:20
English, 05.11.2020 19:20
English, 05.11.2020 19:20
English, 05.11.2020 19:20