# Forces Wrap Up

Before Class Preparation:

• BYOD Laptop

In Class Activity:

• PollEV
• Complete the friction activity in the Google Classroom using the sample data provided.
• Self Quizzes in Google Classroom
• Braingenie

After Class Work:

Complete any missing:

# Unit Test – Newton’s Laws

### Before Class Preparation:

• Finish
• All Newton’s Laws Self Quizzes on Google Classroom
• All Newton’s laws Braingenie questions
• All graphing exercises (linearization)
• Test Rubric is here

### In Class Work:

##### 60 minute Test: Newton’s Laws

Can you:

• Use a velocity-time graph from a Labquest to predict the net force acting on an object in free fall
• Determine the correct linearization relationship when given a formula
• Draw free body diagrams
• Interpret information from free body diagrams
• Determine net forces acting on different objects from its motions
• Determine the sizes of friction acting on an object when the object is at rest versus moving
• Determine the sizes of forces and accelerations of objects connected with a rope
• Explain Newton’s 3 Laws in different situations

# Computer activity: Friction Data & Graphs

Before Class Preparation:

• BYOD Laptop or sign out a Chromebook
• Video: Types of Friction
• Pay attention to static and sliding (kinetic)

In Class Activity:

After Class Work:

# Newton’s 2nd Law Lab: Constant Applied Force

Before Class Preparation:

In Class Activity:

• Newton’s 2nd law: Constant applied force
• Data to be collected individually
• Students could also be linearizing the simulation submission from the previous week

After Class Work:

• Create an appropriate data table with Google sheets
• Linearize the data
• Create an appropriate scatter plot and add a trend line
• Calculate the slope of the trend line
• Braingenie

# Quiz – Forces

### Before Class Preparation:

• Complete assigned Braingenie exercises

### In Class Work:

10 minute group discussion

20 minute quiz: Forces

Can you:

• Draw and label forces on a free body diagram
• Predict the motion of an object based on the size of forces
• Based on a free body diagram:
• Compare the sizes of forces on an object
• Determine the net force of an object
• Calculate the acceleration of an object and its direction of motion
• Calculate the forces on an object # Simulation Lab: Newton’s 2nd Law

Before Class Preparation:

• BYOD Laptop or use chromebook provided
• Newton’s Second Law Simulation 1 & 2 Lab
• There are TWO pre-labs to complete!

In Class Activity:

• Use this simulation to investigate Newton’s 2nd Law
• There are 2 different labs using the same simulation

After Class Work:

• Complete the data tables using Google Sheets

# Gravity

Before Class Preparation:

In Class Activity:

After Class Work:

• Complete FBD HW sheet
•  Videos:
• Don’t forget to checkout the review videos & powerpoints under the calendar

# Normal Force

Before Class Preparation:

In Class Activity:

• Normal Force Investigation

After Class Work:

• Videos: Normal Force
• Don’t forget there are powerpoints in the calendar section

# Free Body Diagrams

Before Class Preparation:

In Class Activity:

• Newton’s 1st & 2nd laws
• Direct instruction: Free Body Diagrams:
• Demonstrations:
• Balloon & Thumbtack