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Review for Final
Mrs.Kovak
18
Physics
10th Grade
12/13/2011

Additional Physics Flashcards

 


 

Cards

Term
Physics used to be called?
Definition
Natural Phylosophy
Term
What are the two branches of science?
Definition
Living, and non-living
Term
If a law is found to be incorrect or abandonded..
Definition
It can be motified.
Term
In order for a hypothesis to be scientific it must be _____?
Definition
Testable
Term
The speedometer of a car acually reads _______?
Definition
Instantaneous Speed
Term
The acceleration of a ball at the top of it's path it ______?
Definition
9.81m/sec
Term
When you are in a car going around a curve, your ______ is changing.
Definition
Velocity
Term
The rate at which distance is covered is ______.
Definition
Speed
Term
Give examples of a scalar quantity.
Definition

Mass

Volume

Disatnce

Time

Currency

Temperature

Term
The horizontal component of a projectile's motion is independent of it's ______ component
Definition
Vertical
Term
When a vector is drawn to represent velocity, what 3 criteria must the vector follow?
Definition

Drawn to scale

Direction

Arrowhead

 

Term
If one ball is dropped from 10ft high and another is shot horizontally from 10ft high, and you neglect air resistance, which one will het the ground first?
Definition
Will both hit instantaniously.
Term
Newtons's 1st Law of Motion, also known as the Law of Inertia states:
Definition
An object at rest or in motion remains so unless acted upon by an outside force.
Term
Aristotle:
Definition
Rest is the natural state of all objects.
Term
Copernicus:
Definition
1st to propose earth revolves around the sun.
Term
Galileo:
Definition
Came up with the idea of friction.
Term
Newton's 2nd Law of Motion states:
Definition
Acceleration is directly proportional to force.
Term
If a tennis ball and a steel ball were dropped at the same time, which one would hit tje ground first in the presence of air resistance?
Definition
Steel Ball.
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