Conceptual Physics (12th Edition)

Published by Addison-Wesley
ISBN 10: 0321909100
ISBN 13: 978-0-32190-910-7

Chapter 10 - Think and Explain: 49

Answer

In the absence of air resistance, both balls travel the same distance (see Figure 10.11). The ball launched at $30^{\circ}$ has a smaller initial vertical velocity component, spends less time in the air, and lands first.
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