A Child on a Sled Starts from Rest at the Top

question 8

Multiple Choice

A child on a sled starts from rest at the top of a 15° slope. If the trip to the bottom takes how long is the slope? Assume that frictional forces may be neglected.

• A) 293 m
• B) 586 m
• C) 1130 m
• D) 147 m

---

Definitions:

Kinked Market Supply

A theoretical market supply curve where firms face a discontinuous elasticity of demand at different prices, leading to price stability within a certain range.

Producer Surplus

The difference between what producers are willing to sell a product for and the actual price at which they sell it.

Market Supply Elasticity

A measure of how much the quantity supplied of a good changes in response to a change in price.

Supply Curves

Graphical representations showing the relationship between the price of a good and the amount of it that producers are willing to supply at that price.