A 0140-Kg Baseball Is Dropped from Rest from a Height

question 17

Multiple Choice

A 0.140-kg baseball is dropped from rest from a height of 2.20 m above the ground and experiences negligible air resistance as it falls. It rebounds to a height of 1.60 m. What change in the ball's momentum occurs as it rebounds from the ground?

• A) \(0.350 \mathrm {~kg} \cdot \mathrm { m } / \mathrm { s } \text { upwards }\)
• B) \(0.117 \mathrm {~kg} \cdot \mathrm { m } / \mathrm { s } \text { upwards }\)
• C) \(0.350 \mathrm {~kg} \cdot \mathrm { m } / \mathrm { s } \text { downwards }\)
• D) \(0.117 \mathrm {~kg} \cdot \mathrm { m } / \mathrm { s } \text { downwards }\)
• E) \(1.70 \mathrm { kq } \cdot \mathrm { m } / \mathrm { s } \text { upwards }\)

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Definitions:

Supply Chain

The network of individuals, organizations, resources, activities, and technology involved in the creation and sale of a product, from the delivery of source materials from the supplier to the manufacturer, and on to its final customer.

Demand Impact

The effect that changes in demand have on the business operations, supply chain, or the market as a whole.

Promotion

Marketing strategies and tactics used to increase awareness, interest, and sales of a product or service.

Marginal Subcontracting Cost

The additional cost incurred by hiring a subcontractor to produce one more unit of a good or service.