A student is pushing a cart of groceries with a mass of 40 kg. The acceleration is 2.5 m/s2. What is the force the student is exerting?

Magnetic Field from a Current Element An electron is moving through a uniform electric field,?0, parallel to an infinitely long, current-carrying wire with some velocity?0.

What tool would you use to separate nails from gravel

According to universal law of gravitation every object attracts every other object in the universe

A bar of pure gold is heated to 95.0 degrees Celsius. The specific heat capacity of gold is 1.29 X 10^2. The gold is placed into 500 mL of ethyl alcohol initially at a temperature of 25 Celsius. The final temperature of the mixture is 27.0 Celsius.

If you increase the bumber of turns of a coil how does the voltage across the coil change

A train is 240 meters long and travels 20 m/s. How long does it take to cross a 360-meter long bridge? S

When polarizing an object, what happens to the charges in the object? A. They swirl about like bees in a hive. B. They separate, with positive charges on one side and negative charges on the other. C.

Hailey is preparing a debate on the benefits of using synthetic polymers over natural polymers, and she wants to create a list to get started. Which should she include in her list? Check all that apply. Synthetic polymers are biodegradable.

About how long ago did our solar system start to form?

Which of these describe the composition of earths atmosphere? A) mixture B) substance C) compound