The forces acting on a sailboat are 390 n north and 180 n east. if the boat (including crew) has a mass of 270 kg, what are the magnitude and direction of the boat's acceleration?

Determine the change in velocity of a car that starts at rest and has a final velocity of 20m/s north

A passenger bus is travelling 28.0 m/s to the right when the driver applies the brakes. The bus stops in 5.00 s. What is the acceleration of the bus as it comes to a stop?

A 1000 kg car pushes a 2000 kg truck that has a dead battery. When the driver steps on the accelerator, the drive wheels of the car push against the ground with a force of 4500 N. What is the magnitude of the force of the car on the truck?

How long would it take to drive to the moon at 100 mph?

What is the total moment of inertia of the system about the center of the disk when the person stands on the rim of the disk?

A large volume of air moving across the surface of the earth know as ...

A student rapidly rubs the palms of both hands together, after eating lunch. Which sequence correctly describes the energy transformations that occur? a. chemical mechanical heat b. mechanical heat chemical c. heat mechanical chemical d.

A 1.00-kg object A is connected with a massless string across a massless, frictionless pulley to a 2.00-kg object B. The smaller object rests on an inclined plane which is tilted at an angle of θ = 30.0° a.

Which of the following procedures was done to minimize human error? We let the weight swing 25 times and divided by 25 to get the avg period of one oscillation Why did we plot T2 vs L instead of just T vs L?

What percentage of the earth's surface is covered in water