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A cart is travelling at speed v on a frictionless track starts to leak sand. What is the cart’s speed at a later time? 

Which of the force diagrams in the figure correctly displays all of the horizontal forces exerted on the cart by the surrounding air?

Rank the readings on the following spring scales:

A can of paint with a mass of 10 kg hangs from a rope. If the can is to be pulled up to a rooftop with a constant velocity of 0.5 m/s, what must the tension in the rope be? 

A 5.0 kg ball hangs from the top of a cart by a string. If the cart accelerates to the right at 1.0 m/s2 , what angle will the string make with the vertical axis?

In 2011, the U.S. Supreme Court held in Snyder v. Phelps that the speech of the members of the Westboro Baptist Church

In Near v. Minnesota, the Supreme Court ruled that:

Which of the following rights only applies to ℗?

Which exclusive right applies to both copyrights © and ℗?

When mechanical royalties are paid, the song owner has already granted the payer of the royalties which exclusive right?