Sept 20 AR 1:34 – 1:49 pm 1

Student Planner September 20 Place this in the proper place Study Vocabulary words for Thursday quiz

Write the answer to answer the previous day’s Essential Question: Essential Question: What is the value of doing a rough draft? 4

Write your Summary on the previous class notes. Review of last class Took post test. Were given the assignment to communicate results. Collected notebooks. Watched Bill Nye video on measurements. Write your Summary on the previous class notes. 3

Topic/Objective: Name: States of Matter Class/Period: Date: Sept 20, 2016 Essential Question: Explain why matter transitions from one state to another.

Write the following on the Warmup: Today’s warm up is the Pre Triad 2 test link

States of Matter & Motion Triad 2 pre test States of Matter & Motion

1. Which substance is a solid? A C B

2. In which substance are atoms vibrating in place? A Air B ice C milk

3. Which of the following pairs of objects would have the greatest attraction toward each other due to gravity? A. a 10 kg object and a 10 kg object, 4 m apart B. a 5 kg object and a 5 kg object, 4 m apart C. None of these

4. Looking at the chart, which situation is showing a chemical change after it was mixed with water? Substance Unmixed Mixed with water A Blue solid Expanded to a blue solid B Powdery, white Mixed and then separated out C Cloudy and white color D Silver solid Powdery orange

5.The equation shows which type of process? H2O(L) H2O(S) Chemical Change Physical Change None of the above L= Liquid S= Solid

6. Which of the following shows the best diagram of molecules in liquid water as heat is added?

7. An athlete can run 9 kilometers in 3 hours 7.An athlete can run 9 kilometers in 3 hours. What is the average speed of the athlete? V=D/T A. 27 kilometers per hour B. 3 kilometers per hour C. 2 kilometers per hour D. 5 kilometers per hour

8. How much time is required for a bicycle to travel a distance of 100 meters at an average speed of 2 m/s? V=D/T A) 0.02 seconds B) 50 seconds C) 200 seconds D) 100 seconds

9. The graph below shows the speed of a vehicle 9. The graph below shows the speed of a vehicle. How far did the vehicle travel during the first two seconds? V=D/T A) .2 meters B) 5 meters C)10 meters D) 20 meters Speed (m/s) 10 5 00 1 2 3 Time (seconds)

10. The graph below shows how the position of an object changes over time. What is the speed of the object during the time interval from 30 to 50 seconds? A) 2 m/s B) 5 m/s C) 2.5 m/s D) 0.5 m/s V=D/T 20 Position (m) 10 10 20 30 40 50 Time (s)

States of Matter & Motion Answers Triad 2 Pre test States of Matter & Motion Answers

1. Which substance is a solid? A C B

2. In which substance are atoms vibrating? A Air B ice C milk

3. Which of the following pairs of objects would have the greatest attraction toward each other due to gravity? A. a 10 kg object and a 10 kg object, 4 m apart B. a 5 kg object and a 5 kg object, 4 m apart C. None of these

4. Looking at the chart, which situation is showing a chemical change after it was mixed with water? Substance Unmixed Mixed with water A Blue solid Expanded to a blue solid B Powdery, white Mixed and then separated out C Cloudy and white color D Silver solid Powdery orange

5.The equation shows which type of process? H2O(L) H2O(S) Chemical Change Physical Change None of the above L= Liquid S= Solid

6. Which of the following shows the best diagram of molecules in liquid water as heat is added?

7. An athlete can run 9 kilometers in 3 hours 7.An athlete can run 9 kilometers in 3 hours. What is the average speed of the athlete? V=D/T A. 27 kilometers per hour B. 3 kilometers per hour C. 2 kilometers per hour D. 5 kilometers per hour

A) .02 seconds B) 50 seconds C) 200 seconds D) 100 seconds 8. How much time is required for a bicycle to travel a distance of 100 meters at an average speed of 2 m/s? V=D/T A) .02 seconds B) 50 seconds C) 200 seconds D) 100 seconds

9. The graph below shows the speed of a vehicle 9. The graph below shows the speed of a vehicle. How far did the vehicle travel during the first two seconds? V=D/T A) .2 meters B) 5 meters C)10 meters D) 20 meters Speed (m/s) 10 5 00 1 2 3 Time (seconds)

A) 2 m/s B) 5 m/s C) 2.5 m/s D) .5 m/s V=D/T 10. The graph below shows how the position of an object changes over time. What is the speed of the object during the time interval from 30 to 50 seconds? A) 2 m/s B) 5 m/s C) 2.5 m/s D) .5 m/s V=D/T 20 Position (m) 10 10 20 30 40 50 Time (s)

HOMEWORK Work on experiment report to Press Enterprise re: measuring lab report. Due Friday. 15

Notes – States of matter Today’s Work Pass back past work Pre triad 2 test Communicate results Vocabulary words Notes – States of matter

The next slide is the opening sentence for your letter. Communicate the results You are going to write a letter to the Press Enterprise to share the results. You will use RVMS Letterhead, and may type (computer print) or write in blue or black ink. In this letter, you must explain how the experiment was conducted. Restate the methods used, the way the data was analyzed and the final results including the conclusion. This letter will be submitted attached to this paper for grading. The next slide is the opening sentence for your letter.

Dear Editor – Press Enterprise: Our school, RVMS, conducted an experiment to determine if students in 8th grade Physical Science class, could follow instructions and successfully use Do this on ¼ sheet

States – physical differences of the same matter States – physical differences of the same matter. There are 4 states of matter: Hand models are: (List the hand model) Gas Liquid Solid Plasma

Vocabulary 3.1 – definitions in book States of matter Solid: Liquid: Gas: Pressure: Boyle’s Law: Charles’s Law: Plasma: