A 20N force pulls to the right and friction pulls 5N.

If the mass is 5kg, find the acceleration

Which of the following is NOT true about main sequence stars? A.) The forces of gravity and nuclear fusion balance so the star does not collapse or explode. B.) Temperature is directly related to brightness. C.

Which of the following are in the correct order from smallest or largest? A) milimeter, meter, centimer, kilometer B) milimeter, centimer, meter, kilometer C) centimer, milimeter, meter, kilometer D) meter, milimeter, centimeter, kilometer.

a 2,000-kilogram railroad car moving at 8m/s to the right collides with a 6,000-kilogram railroad car moving at 3m/s to the west. If the cars couple together, what is their velocity after the collision?

How long a time t will it take for the 133 54xe to decay so that eventually its activity decreases by a factor of 1024?

Which statement describes the relationship of resistance and current? Resistance is directly proportional to current because R=v/I.

Which of these waves cannot travel in a vacuum? electromagnetic wave sound wave microwave light wave

A uniform cylinder of radius R and mass M is mounted so as to rotate freely about a horizontal axis that is parallel to, and a distance h from the central longitudinal axis of the cylinder.

A car accelerates from 3.5 m/s to 17 m/s in 4.5 seconds. Find the acceleration of the car in m/s2

At do we call the cells that are made as the end result of meiosis?

A force of 6.0 newtons changes the momentum of a moving object by 3.0 kilogramâ¢meters per second. how long did the force act on the mass?