A blocl of mass 2kg is on a smooth slope of 30°. if it slides from rest at X, find its speed at Y after moving 10m down the slope

Which magnetic property best describes a magnet’s ability to act at a distance? magnets are dipolar. magnets attract only certain objects. magnets have magnetic fields. magnets can transfer their properties to certain materials.

Determine the force the sun exerts on an object with a mass of 80.0 kg if that object is on the earth. what is the force exerted by the moon on the same object? what is the force the earth exerts on it?

Which of the following best describes the shape of earth's orbit? a.ellipticalb.circularc.spirald.figure eight