What average force is required to stop a 900 kg car in 5 seconds if it was initially traveling at 80 km/hr?

A car is traveling at a constant speed of 12 m/s. When the driver accelerates, the car reaches a speed of 26 m/s in 6 s. What is the average acceleration of the car? OB. 2.3 m/s/s A. 2 m/s/s C. 4.3 m/s/s D. 84 m/s/s

Courtney wants to test an unknown chemical solution. What test should courtney perform to determine wheather the chemical is an acid or base

The force on an object is given by the equation F = ma. In this equation, F is the force, m is the mass, and a is the acceleration. What is the force on an object that has a mass of 540 kg and an acceleration of 2.3 m/s^2?

What is the function of the Endoplasmic Reticulum?

What does Newton's first law describe A. The relationship between force, mass and acceleration B. Action-reaction pairs C. How friction and the normal force are related D. How inertia affects the motion of an object

Michael wanted to measure the temperature of an object. Which SI unit should he use? a. milliliter b. kilogram c. Fahrenheit d. Kelvin

Who descover gravity and when?

What is the magnitude of the angular acceleration of the salad spinner as it slows down?

What is the current in a 10v circuit if the resistance is 20Ohm?

A motorist is traveling at 20 m/s. He is 60 m from a stoplight when he sees it turn yellow. Is reaction time, before stepping on the brake, is 0.50 s. What steady acceleration (slowing down) while braking will bring him to a stop right at the light?