Calculate the force on an object that has a mass of 12 kg and an acceleration of 4 m/s2

The best laboratory vacuum has a pressure of about 1.00 x 10^-18 atm, or 1.01 x 10^-13 Pa. How many gas molecules are in 9.28 cm^3 in such a vacuum at 332 K?

A light wave travels at 3.0 x 10^8 m/s. if the wavelength of a red wave is 700 x 10^-9m, what is the frequency?

How can you find magnitude of velocity from a displacement time graph of an object?

How much time will it take a roller skater to travel 300 m at a speed of 15m/s

A student measures the mass and gravitational force on one textbook. If you double the mass by using two textbooks, what would happen to the gravitational force?

Six light bulbs are connected in series with a 9.0 volt battery. What is the voltage across each bulb?

Can an object travel at the speed of light? Why or why not?

It's a hot and sunny day and you decide to go for a drive. When you open your car door, it's a lot hotter than outside. Why is that

Which compound is composed of oppositely charged ions

Sara, who weighs 66 kg, is on a guilt trip after eating a 788-Calorie (788 kcal) breakfast of pancakes loaded with fruits, cream, and syrup. She decides to work out before going to her weekly weight-watchers' meeting.