Motion and Energy

Post date: Jan 16, 2020 1:43:23 AM

Big Question: Why should you wear seat belts?

Assignments

1/17 - PHET Projectile Motion for Projectile Motion WS

1/22 - Portfolio 12/2 to 1/21 Signed with Keywords, Warm-ups and Notebook

1/23 - End of the Semester

1/30 - It's time to start thinking about high school. ppt

1/29 (1/31 for ADV) - Speed and Acceleration Calculation Sheet - 5 Qs graded (3 pts. showing work + 1 pt. correct answer + 1 pt. correct units = 5 pts. per Q.)

      • 1/21 - Establish givens Qs. 1-7

      • 1/22 - Solve Qs. 1-8 - Must show work.

      • 1/23 - Establish givens Qs. 10-16

Using Forces and Motion: Basics - phet.colorado.edu:

2/7 - Practice WS - Net Force & Acceleration, F=ma

2/14 - Chapter 1 Review

2/18 - Portfolio 1/29 to 2/15 signed w/ keywords and notebook

2/18 - Test: Speed, Acceleration, Newton's Laws of Motion

2/27- Momentum and Collisions WS using PhET Collisions Lab

2/28 - Elements Quiz: First 10 element abbreviations and spelling.

PhET Energy Skate Park

Establishing Givens - Knowns and Unknowns

For questions 1 to 7 of the Speed and Acceleration Calculation Sheet, do the following:

  1. Underline or highlight a word or unit that gives a clue for each of the variables - speed, distance, and time.

  2. Put the variable symbol (s,d, or t) above or below the value or clue that tells you what it is.

  3. Put a question mark (?) by the variable you are trying to find.

Keywords

Projectile Motion (FME pgs. 41-42)

Referent Point (FME pgs. 4-5)

Average Speed (FME pg. 5)

Vector (Despicable Me - Clip: "Vector's Introduction" - youtube.com)

Velocity (FME 6-7)

Acceleration (FME 8-10)

Mass

Inertia

Force

Net Force (FME pg. 12)

Balanced Force

Unbalanced Force

Free-Body Diagram

Directly Proportional

Inversely Proportional

Friction (FME pgs. 15-16)

Weight

Sliding Friction (IS Pgs. 173-175)

Static Friction

Fluid Friction

Viscosity

Rolling Friction

Momentum

Law of Conservation of Momentum

Elastic

Potential Energy

Kinetic Energy

Mechanical Energy

Atomic Number

Group (Periodic Table)

Objectives

  • Newton’s Laws: MS-PS2-1. (IS Chapter 5), MS-PS2-2. (IS Chapter 5)

  • Kinetic and Potential Energy: MS-PS3-1. , MS-PS3-2.

  • Recognize inversely proportional and directly proportional relationships from graphing data.

Warmups

1/16 - "How fast is a satellite moving if it covers a distance of 5000 km in 10.5 minutes?"

    • Underline or highlight words, numbers, or units that give you clues to time, distance, and speed in the problem.

    • Write under each clue what it is for: time, distance, or speed.

    • Put a question mark (?) by the what you are trying to find.

    • Solve the problem.

1/17 - How To Solve Any Physics Problem - youtube.com

    • How do you solve any physics problems? 1. DAP; 2. KNU, 3. EQN, 4. SSF, 5. CYA

    • Why should "Donkey Kong Eat Stray Cats" when solving physics problems?

1/21 - From Does Planet 9 Exist? - Veritasium - youtube.com:

  1. What are evidences for a ninth planet?

  2. Why are some people skeptical?

  3. What do you think? Is there a ninth planet? Claim-Evidence-Reasoning

1/28 - How do you think high school will be different than middle school?

1/29 - Answer below from West Albany HS: Course Catalog 17-18 (pdf), Catalog 18-19, Catalog 2019-2020 and Clubs & Activities:

  1. List at least 4 elective classes you would want to take as a freshman or sophomore.

  2. Find 2 classes with prerequisites you might want to take. What are the prerequisites?

  3. What are 3 clubs, activities or sports that you might be interested in?

1/30 - A force is a push or a pull. List three examples of pushes and three examples of pulls.

1/31 - Try to write Newton's First Law from Memory, then check to make sure you got it right.

2/5 - A 3 kg cart is pulled to the right by a force of 9 N.

  • Draw a picture with arrows for all of the forces acting on the cart (ie. free-body diagram)

  • Find the Acceleration of the cart.

2/6 - In your notebook, make a sketch of Newton's cradle. Draw a Free-body Diagram of one of the middle spheres just when one of the end spheres hits.

  1. Draw the sphere.

  2. Draw arrows for weight and the tension of the string.

  3. Draw arrows represent any other forces acting on one of the middle spheres.

2/7 - Find the weight you would be at 5 different places in the solar system. - Planet Weight WS

2/10 - List four different types of friction and describe what they are. (FME pgs. 17-18)

2/11 A 50 kg crate is pushed right with a force of 150 N while sliding to the right. The sliding friction is 100N. Do the following in order:

    1. Draw a picture with arrows for all of the forces acting on the crate (ie. free-body diagram)

    2. Find the Net Force acting on the crate.

    3. Find the Acceleration of the crate.

2/14 - Answer the following from Anti-Gravity Wheel? - Veritasium - youtube.com and Anti-Gravity Wheel Explained - Veritasium - youtube.com.

    1. Write each of Newton’s three laws of motion from Memory. Then check yourself.

    2. Video 1: What is the “Anti-gravity wheel?”

    3. How might it break Newton’s Laws?

    4. Video 2: How does it actually work without breaking any of Newton's Laws?

2/19 - Complete the sample element quiz. Correct yourself.

2/20 - Write the name and chemical symbol for each of the following elements:

1. Helium 2. Beryllium 3. Carbon 4. Oxygen 5. Neon 6. H 7. Li 8. B 9. N 10. F

2/21 - Solve the Momentum problems 1 and 2 and "Non-Sticky" Collisions on IS pg. 189-190.

2/24 - Elements Practice and then Solve the Before and After problems of the "Sticky Collisions" on page 191 of Interactive Science book.

2/26, 2/27 - Elements Practice

- How does Newton's Cradle demonstrate each of Newton's 3 Laws of Motion? (Start with the 3rd law as it is the most obvious.

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