Chapter 6
description
Transcript of Chapter 6
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Chapter 6Physics A First Course Energy and Systems
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Energy and SystemsSystems in Motion
6.1 Motion in Two Dimension6.2 Circular Motion6.3 Centripetal Force, Gravitation, and
Satellites6.4 Center of Mass
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6A Investigation: Projectile Motion
Key Question:
How do you predict the distance a projectile will travel?
*Students read text section 6.1AFTER Investigation 6A
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6A Investigation Topics Launch projectiles. Measure the range of a projectile. Identify the variables that affect the range of a
projectile. Determine the range of a projectile launched at a
certain angle and launch speed.
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Chapter 6.1 Objectives and Vocabulary
displacement projectile trajectory parabola range
Define projectile. Recognize the independence of a
projectile's horizontal and vertical velocities.
Describe the path of a projectile. Calculate a projectile's horizontal and
vertical distance or speed. Explain how a projectile's launch
angle affects its range.
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6.1 Motion in two dimensions
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6B Investigation: Motion on a Ramp
Key Question:
How does gravity work on a ramp?
*Students read text section 6.2
AFTER Investigation 6B
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6B Investigation Topics
Measure acceleration. Calculate the steepness of a hill. Analyze motion on a ramp. Calculate speed and acceleration. Graph acceleration. Use Newton's second law to calculate force.
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Chapter 6.2 Objectives and Vocabulary circular motion
revolve angular speed linear speed circumference
Distinguish between rotation and revolution.
Calculate angular speed. Explain how angular speed,
linear speed, and distance are related.
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Chapter 6.3 Objectives and Vocabulary centripetal
force centrifugal
force law of universal
gravitation gravitational
constant satellite orbit ellipse
Explain how a centripetal force causes circular motion.
List the factors that affect centripetal force.
Describe the relationship between gravitational force, mass, and distance.
Relate centripetal force to orbital motion.
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Chapter 6.4 Objectives and Vocabulary center of mass
center of gravity Define the center of mass and
center of gravity.
Explain how to locate an objects center of mass and center of gravity.
Use the concept of center of gravity to explain toppling.
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