How Much Work Must Be Done by Frictional Forces in Slowing

question 25

Multiple Choice

How much work must be done by frictional forces in slowing a 1000-kg car from $26.1 \mathrm {~m} / \mathrm { s }$ to rest?

• A)3.41 × 10⁵ J
• B)2.73 × 10⁵ J
• C)4.09 × 10⁵ J
• D)4.77 × 10⁵ J

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Definitions:

Geologic Structure

The arrangement and relationship of rock layers and formations, shaped by tectonic forces, that reveals the history of Earth's crust.

Anticlines And Synclines

Geological features where rock layers are folded upwards to form ridges (anticlines) and downwards to form troughs (synclines), often due to tectonic forces.

Thrust Faults

A type of fault where rocks on one side are pushed up and over rocks on the other, often associated with mountain building.

Volcanic Center

A location on the Earth's surface that has been the site of multiple volcanic eruptions and activities over a long period.