A Firecracker Breaks Up into Two Pieces,one of Which Has

question 70

Multiple Choice

A firecracker breaks up into two pieces,one of which has a mass of 200 g and flies off along the +x-axis with a speed of 82.0 m/s.The second piece has a mass of 300 g and flies off along the +y-axis with a speed of 45.0 m/s.What is the total momentum of the two pieces?

• A)361 kg ∙ m/s at 56.3° from the +x-axis
• B)93.5 kg ∙ m/s at 28.8° from the +x-axis
• C)21.2 kg ∙ m/s at 39.5° from the +x-axis
• D)361 kg ∙ m/s at 0.983° from the +x-axis
• E)21.2 kg ∙ m/s at 56.3° from the +x-axis

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Definitions:

Compromising

A conflict resolution strategy where both parties give up something of value to come to a mutually acceptable agreement.

Avoiding

A conflict management style where individuals ignore or withdraw from a situation to evade disagreements or confrontations.

Empathetic

Exhibiting the ability to understand and share the feelings of others.

High-High Style Leader

A leadership approach characterized by high levels of consideration for individuals and a high emphasis on task accomplishment.