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1) What is the weight of a 25.0 kg object near the
surface of the earth?
2) What is the mass of an object if it has a weight of
80.0 N near the earths surface?
3) What is the acceleration due to gravity near the
surface of t
Unit 6: Momentum
The Law of Conservation of Momentum
Recall Newtons 3 rd Law:
For every action force there is an
equal and opposite reaction force.
Two colliding objects experience _ and _
forces for the _ amount of time then their impulses
p = Fnett
must
A 1200 kg car starts at 4.0 m/s and accelerates up a 12 m high hill to
a final speed of 18 m/s in 6.0 s. During the process 75000 J of heat
are generated. Find:
a) The power input of the car.
b) The efficiency of the process.
Unit 2 Quiz 2
Tuesday, October 4, 2016
6:04 PM
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A 1100 kg car is traveling at 15 m/s 24 E of N when it
collides with a 1450 kg truck traveling at an unknown angle W
of N. After the collision both vehicles stick together and travel
due North at 9.0 m/s.
What was the magnitude and direction of the truck'
Lesson 2 One Dimensional Force Problems
Tuesday, October 4, 2016
5:00 PM
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done
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Don't confuse v with a
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Unit 2 Dynamics
PART A: MULTIPLE CHOICE A 619/
Value: 60 marks (2 marks per question) Suggested Time: 60 minutes
INSTRUCTIONS: For each question, select the best answer and record your choice on the Response
Form provided. Using an I-IB pencil, completely ll m the circ
Unit 2 Study Guide
Monday, September 26, 2016
10:11 AM
Unit 2 Kinematics Graphs Page 1
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Unit 2 K
Lesson 1 Relativity and Time
Saturday, January 14, 2017
2:33 PM
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Unit 4 Special Relativity
Lesson 4 Velocity vs Time Graphs
Monday, September 26, 2016
9:26 AM
Unit 2 Kinematics Graphs Page 1
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What kind of a graph is this?
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Every 5 second interval
Between t=5 s and t= 10 s
Unit 2 Kine
Lesson 4 Dimensional Analysis
Friday, September 2, 2016
2:46 PM
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Lesson 3 Graphing Review
Monday, August 22, 2016
5:40 PM
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Velocity vs Time
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Thickness vs Number of Pages
# of pages, N
Percentage Error Analysis:
Unit 1 Math Skills Page 4
Unit 1
Unit1:Introduction
1MeasurementandScientificNotation
Measurementsinphysicsarecarriedout
in_units,akathe_.
Measurement
Unit
Symbol
Length
Mass
Time
Speed
Acceleration
Force
Energy
Prefixes
Prefix
ConvertingUnits
Symbol
Ex.
1)Convert165mmtom
2)Convert380
Worksheet 2.8 Projectiles in 1D
1) A baseball pitcher makes a big mistake and throws the ball straight up.
m find.
a) the initial velocity he threw it up with.
b) the total time the ball spent in the air.
c) the balls average velocity on the way up to the
Unit 2: Kinematics in 1D
6 Acceleration Due to Gravity
In the absence of air friction
Near Earths surface the acceleration is
Example: A student drops their homework down a
wishing well. After 2.4 s it hits the water at the bottom.
How deep is the well?
E