When a Drag Strip Vehicle Reaches a Velocity of 60

question 46

Multiple Choice

When a drag strip vehicle reaches a velocity of 60 m/s,it begins a negative acceleration by releasing a drag chute and applying its brakes.While reducing its velocity back to zero,its acceleration along a straight line path is a constant -7.5 m/s².What displacement does it undergo during this deceleration period?

• A)40 m
• B)80 m
• C)160 m
• D)240 m

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Definitions:

Pollen Grain

The structure that contains the male gametophytes of seed plants, responsible for the fertilization of the ovule.

Pseudocopulation

A behavior in some plants and animals where an individual engages in mating-like activities with objects or organisms of another species, often to enhance pollination or dispersal mechanisms.

Orchids

A diverse and widespread family of flowering plants, known for their beautiful and often fragrant flowers.

Sepals

The outer parts of a flower, typically green and leaf-like, that protect the developing bud.