With Respect to the Earth, Object 1 Is Moving at Speed

question 7

Multiple Choice

With respect to the earth, object 1 is moving at speed 0.90 c to the right. Object 2 is moving in the same direction at speed 0.70 c with respect to object 1. How fast is object 2 moving with respect to the earth?

• A)0.64 c
• B)1.6 c
• C)0.16 c
• D)0.80 c
• E)0.98 c

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Definitions:

Motor Development

The progression of muscle coordination and bodily movements in humans, which occurs as part of the aging process.

Fine Motor Skills

The ability to make movements using the small muscles in our hands and wrists, important for tasks such as writing, typing, and tying shoelaces.

Gross Motor Skills

The abilities required to control the large muscles of the body for activities such as walking, jumping, and climbing.

Pool Party

A social gathering held around a swimming pool, typically featuring entertainment, food, and beverages, and often associated with leisure and celebration.