# Shared Flashcard Set

## Details

PIHI SCI EMM Lesson 8
Work and the Motor
8
Science
11/17/2011

Term
 The metric unit of measure for work is the _____________________________?
Definition
 Newton-meter (Nm)
Term
 The scientific formula for work is?
Definition
 Work = Force (F) x Distance (d)
Term
 Heat energy that comes from the inside of the earth.
Definition
 Geothermal
Term
 If a force is applied to an object and the object does not move, how much work has been done?
Definition
 None! An object must move for work to be done.
Term
 What force are you working against when you lift the head  of a snowman up and place it on the body?
Definition
 Gravity
Term
 Alan lifted a 20 N suitcase up and placed it in the back of a truck.  The height of the bed of the truck is .75 meters. How much work did Alan do? Feel free to use a calulator.
Definition
 15 Nm or 15 J Work = 20N x .75 m   Work = 15 Nm or 15 J
Term
 Work involves both force and _____________.
Definition
 distance
Term
 8 Newton-meters (Nm) is equal to how many Joules(J)?
Definition
 8 Joules(J)
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