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PIHI SCI EMM LESSON 5
Introduction to Forces
15
Science
8th Grade
10/26/2011

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Term

This tool is a __________________.

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Definition
spring scale
Term

What is the manipulate variable?

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Definition
mass
Term
What unit is weight measured in?
Definition
Newtons
Term
What is the definition of mass?
Definition
measure of matter in an object
Term
What is the definition of weight?
Definition
measure of the force of gravity on an object
Term
What does it mean for the manipulated and responding variable to be proportional?
Definition
when the manipulated variable increases, the responding variable increases by the same factor
Term
Define elastic force.
Definition
the force exerted by elastic materials
Term
Define the term gravity.
Definition
force of attraction between all matter
Term
Which direction does gravity pull on a object?
Definition
the center of an object
Term
What unit is mass measured in?
Definition
grams or kilograms
Term
Mass is measured with a ____.
Definition
balance
Term
A force is a ________ or ___________ on an object.
Definition
push or pull
Term
The relationship between elastic force and stretching distance is  ______ for small displacements.
Definition
proportional
Term
Mass is the quantity of matter in an object and Weight is a ______________.
Definition
force
Term
The weight of an object is dependent on its _______________.
Definition
mass
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