Q. A car is traveling at 58 onlh along
a road when the driver
notices
a student step out in front of the car 44m ahead.
Ther
drivers reaction time is 1.45 (this is how long it tokes
them to move their foot from the goo pedal to the brore Pedae)
They slam on the brakes or the car, which slows the car
rate OF 7,7 m/s? Do they stop in time?

Aball is thrown straight up into the air with a speed of 21 m/s. if the ball has a mass of 0.1 kg, how high does the ball go? acceleration due to gravity is g = 9.8 m/s^2. a. 22.5 m b. 20.0 m c. 25.0 m d. 17.5 m

Thomas his older brothers, who own a junk yard, on the weekends to earn extra money. he likes to them push broken-down cars to the back of the junk yard because it makes him feel strong. last saturday, they pushed three cars with different weights, and he noticed he used different amounts of force for each one. the cars were the following weights: white car: 2,700 kg red car: 1,500 kg blue car: 2,100 kg think about how much force is needed to move each car. which correctly lists the cars in order from the most to least amount of force needed to move them? a) white, blue, red b) blue, red, white c) red, white, blue d) white, red, blue

What occurs during a combustion reaction