# Quiz – Work/Energy/Power

### Before Class Preparation:

• Complete class work and relevant Braingenie exercises

### In Class Work:

15 minute pre-quiz: Group Discussion of Scenarios

30 minute quiz: Work, Energy, Power

Can you:

• Identify energy transformations of objects in motion
• Use energy diagrams to explain a situation
• Use conservation of mechanical energy to solve problems
• Calculate:
• the amount of mechanical energy gained by an object
• the work done by a force
• the power of a machine
• the potential energy of an object at different heights
• the kinetic energy of an object at different speeds
• the potential & kinetic energies of an object based on energy transformations
• Determine the mechanical energy loss of a system

# Lab: Conservation of Mechanical Energy

Before Class Preparation:

• Go to the Google Classroom and complete the pre-lab questions:
• Research Question
• Identify variables
• Brief theory behind your question and derivation of the equation that fits your research question
• Linearization prediction
• Check out Who’s got the Power? Activity

In Class Activity:

After Class Work:

• Braingenie
• Daily journal for Physics blog

# Conservation of Energy Practice

Before Class Preparation:

In Class Activity:

• Roller Coaster Exercise
• Roller Coaster Assignment
• Self-Quiz on Work & Energy
• Braingenie

After Class Work:

# Power!

Before Class Preparation:

In Class Activity:

• Finish roller coaster questions
• Work = Energy gained (cos90 = 0)
• Who’s got the power activity
• Scan the QR Code for the Google Form (http://bit.ly/FizXPower) to enter your answers After Class Work:

• Recap Video:
• Braingenie

# Conservation of Mechanical Energy

Before Class Preparation:

In Class Activity:

• Conservation of Mechanical Energy: Skateboard Simulation, Pendulum Swing
• Roller Coaster Practice Questions
• Design your own roller coaster assignment in Google Classroom (only if you complete the previous practice question)

After Class Work:

• Braingenie
• Write in your Physics Blog
• Videos:

# GPE & Conservation of Mechanical Energy

Before Class Preparation:

In Class Activity:

• Clickers: 2 Ramps, 2 Marbles prediction
• Gravitational Potential Energy
• Conservation of Mechanical Energy: Skateboard Simulation, Pendulum Swing
• Roller Coaster Practice Questions

After Class Work:

• Roller coaster practice questions in Google Classroom
• Braingenie
• Write in your Physics Blog
• Videos:

# Work!

Before Class Preparation:

In Class Activity:

• Describe, with reference to force and displacement along the line of force, the conditions that are required for work to be done
• Group work: Doing Work
• Submit link to website (e-portfolio)

• Finish Part D from yesterday’s work
• Ball drop prediction of Eg –> Ek:
• with what velocity will the ball hit the ground?
• how will the theoretical value compare to the experimental value? Explain

After Class Work:

Videos:

# Energy Introduction Day 2

Before Class Preparation:

In Class Activity:

• Introduction to Energy
• Explain the concepts of and interrelationships between (gravitational potential/kinetic) energy and work, and identify and describe their related units

After Class Work:

# Energy Introduction

Before Class Preparation:

In Class Activity (2 Days):

• Debatable question
• Introduction to Student e-Portfolio
• Explain the concepts of and interrelationships between (gravitational potential/kinetic) energy and work, and identify and describe their related units

After Class Work: