A car increases its speed from 4.20 m/s to 8.60 m/s over 3.20 seconds. What is the car's acceleration?

The nature-nurture question ask

Eating a meal three hours prior to a sporting event can hard performance true or false

Which of the following is an element? a. salt b. iron c. nylon d. sand

What are some similarities between electricity and gravity?

What is N stands for?

What is the density of an unknown metal that has a mass of 158 g and a volume of 20 ml

An electron is located on the x axis at x0 = - 9.31*10-6 m. Find the magnitude and direction of the electric field at x = 9.39 * 10-6 m on the x axis due to this electron.

Earth attracts a person with a gravitational force of 7.0 * 102 newtons. What is the magnitude of the force with which the individual attracts Earth? 3.0 * 10² newtons 7.0 * 10² newtons 8.5 * 10² newtons 9.8 * 10² newtons

The productive cycle of a human is usually regulated by

Winston stands on the edge of a building's flat roof, 12 m above the ground, and throws a 147.0-g baseball straight down. the ball hits the ground at a speed of 18 m/s. what was the initial speed of the ball?