How many neutrons are in an atom of oxygen with a mass number of 18

3. A box weighs 300 N. A force of 20 N Will slide it across a floor at a constant speed. What is the mass of the box? What is the acceleration of the box?

Which characteristics describe a spiral galaxy? Check all that apply. is shaped like a pinwheel has no new star formation contains a lot of gas and dust is smaller than other types of galaxies has sites of active star formation within its arms

A cork floats on the surface of an incompressible liquid in acontainer exposed to atmospheric pressure. The container is thensealed and the air above the liquid is evacuated.

A force of 15 newtons is applied to both Object A with a mass of 25 kilograms and Object B with a mass of 50 kilograms. What is true about the acceleration of Object A and Object B? A.

What is the bicyclist's velocity at t=35s?

Rafael swings a baseball bat with a force of 25 N. The baseball bat exerts a force of 5 N on the baseball. What is the mechanical advantage of the baseball bat? The mechanical advantage of the baseball bat is

Minerals such as sulfur can sometimes be identified by colors, true or false.

How does the number of each type of particle in a sodium ion compare with the number of each type of particle in a sodium atom?

Calculate the work done when a 10 N force pushes against a cart 4.0 m

Which type of light bulb glows when a filament inside it gets hot?