Transcript Document

8th Grade Science
Do Now
Monday, March 4, 2013
Make the weekly Do Now on page _64__.
Day
Question
Answer
Monday
Tuesday
Wed/Thurs
Friday
Describe 2 unbalanced and 2 balanced forces
you saw this weekend.
8th Grade Science
Today’s Schedule
1. Do Now
2. Review MOY
Vocabulary
Unbalanced Force
Balanced Force
Motion
Speed
Velocity
Monday, March 4, 2013
Pre-AP
Grade-Level
Homework 8.6AB
Homework 8.6AB
Quiz on Friday!
Quiz on Friday!
Essential Question
How do we calculate and communicate the
change in position, direction and speed for
moving objects?
How do unbalanced forces affect the motion of an
object?
How de we transform energy to make it useful?
Today we will…
8th Grade Science
Monday, March 4, 2013
Review the TEKS from the MOY test.
Goals
8th Grade Science
Monday, March 4, 2013
After looking at the MOY.
List 3 topics you need to review or would like
to review on page 65 of your notebook.
Do Now
8th Grade Science
Tuesday, March 5, 2013
1. Tape lab to page 66.
2. On page 64, copy and answer the following
question:
If Sarah is driving 30 kilometers in 30
minutes, what is her average speed?
8th Grade Science
Today’s Schedule
1. Do Now
2. Hiker Lab
Vocabulary
Unbalanced Force
Balanced Force
Motion
Speed
Velocity
Tuesday, March 5, 2013
Pre-AP
Grade-Level
Homework 8.6AB
DUE FRIDAY!!!
Homework 8.6AB
DUE FRIDAY!!!
Quiz on Friday!
Quiz on Friday!
Essential Question
How do we calculate and communicate the
change in position, direction and speed for
moving objects?
How do unbalanced forces affect the motion of an
object?
How de we transform energy to make it useful?
Hiker Lab
8th Grade Science
Tuesday, March 5, 2013
YOUR MISSION SHOULD YOU CHOOSE TO
ACCEPT IT….
Recreate the graphs on your lab
sheet using the calculator and
motion detector.
8th Grade Science
Hiker Lab
Tuesday, March 5, 2013
1. Copy the following table on to page 67
2. As you create the graphs, record how you made them in
the table.
Graph
Graph #1
Graph #2
Graph #3
Graph #4
Graph #5
Graph #6
Graph #7
Graph #8
Description of Movement
to make graph
Hiker Lab
8th Grade Science
Tuesday, March 5, 2013
Copy and Answer the following conclusion questions on to
page 68
1. Which two graphs were the most difficult? Why?
2. What is the significance of the horizontal line in a
distance vs. time graph?
3. What was different about the graph that is
curved? What is the name of that type of motion?
8th Grade Science
Do Now
Wed/Thurs. March 6 & 7, 2013
Copy the following table on to page
.
Trial
Distance
Time
Average Speed
(distance/time)
Today’s Schedule
1.
2.
3.
4.
Do Now
Motion Detector Lab
Exposition
Graph Real-World
Scenarios
5. Video
6. White Board Review
Vocabulary
Unbalanced Force
Balanced Force
Motion
Speed
Velocity
8th Grade Science
Wednesday & Thursday, March 6 & 7, 2013
Pre-AP
Grade-Level
Homework 8.6AB
Homework 8.6AB
Quiz on Friday!
Quiz on Friday!
Essential Question
How do we calculate and communicate the
change in position, direction and speed for
moving objects?
How do unbalanced forces affect the motion of an
object?
How de we transform energy to make it useful?
Today we will…
8th Grade Science
Wed/Thurs. March 6 & 7, 2013
8.6(A) demonstrate and calculate how
unbalanced forces change the speed or
direction of an object’s motion
8.6(B) differentiate between speed, velocity,
and acceleration
Objective:
Students will calculate the speed of moving
objects.
8th Grade Science
Finish Hiker Lab
Wed/Thurs. March 6 & 7, 2013
1. Copy the following table on to page 67
2. As you create the graphs, record how you made them in
the table.
Graph
Graph #1
Graph #2
Graph #3
Graph #4
Graph #5
Graph #6
Graph #7
Graph #8
Description of Movement
to make graph
Finish Hiker Lab
8th Grade Science
Wed/Thurs. March 6 & 7, 2013
Copy and Answer the following conclusion questions on to
page 68
1. Which two graphs were the most difficult? Why?
2. What is the significance of the horizontal line in a
distance vs. time graph?
3. What was different about the graph that is
curved? What is the name of that type of motion?
Are they speeding?
8th Grade Science
Wed/Thurs. March 6 & 7, 2013
Students will be in groups of three.
1) One student is the timer.
2) One student will signal the start.
3) One student is the recorder.
After two trials, rotate jobs. Every student will
do each job twice.
8th Grade Science
Are they speeding?
Wed/Thurs. March 6 & 7, 2013
Exposition
200 feet
One student will
stand here and
signal when the car
crosses the mark.
One student will stand
and start the timer when
he/she sees the signal
and stops the timer when
the car crosses the mark.
8th Grade Science
Video
Wed/Thurs. March 6 & 7, 2013
Copy the following on page __.
DEFINITION
SPEED
VELOCITY
DRAW A PICTURE
OF DEFINITION
Video
Video
8th Grade Science
Wed/Thurs. March 6 & 7, 2013
Real World Scenarios
8th Grade Science
Wednesday & Thursday, March 6 & 7, 2013
1) Stacia is riding her bike to school. She start on a downhill and
goes 5 kilometers in 5 minutes. She then goes the next 10
kilometers to school in 15 minutes. Calculate her average
speed and then graph her motion.
Real World Scenarios
8th Grade Science
Wednesday & Thursday, March 6 & 7, 2013
1) Phil is quickly walking his dog and they go 2 kilometers in 15
minutes. They then sit on a bench and take a break for 15
minutes. They are feeling pretty good, so they decide to go
for a run. They run 8 kilometers in 30 minutes. Calculate their
average speed and then graph their motion.
Real World Scenarios
8th Grade Science
Wednesday & Thursday, March 6 & 7, 2013
1) Alexis has bought a new motorcycle and is going on a long
trip. She rides 100 miles in 1.5 hours, then stops for lunch for
30 minutes. She continues on her journey traveling 200 miles
in 2 hours. Calculate her average speed and then graph her
motion.
8th Grade Science
Video
Wednesday & Thursday, March 6 & 7, 2013
Copy the following on page __.
DEFINITION
SPEED
VELOCITY
DRAW A PICTURE
OF DEFINITION
Video
Video
8th Grade Science
Wednesday & Thursday, March 6 & 7, 2013
8th Grade Science
Video
Wednesday & Thursday, March 6 & 7, 2013
Copy the following on page __.
DEFINITION
SPEED
A measurement of the rate of
change of position with
respect to time.
Speed = distance/time
EX: 65 miles/hour (mph)
VELOCITY
Measurement of speed and
direction of an object
Ex: 25 mph Northwest
DRAW A PICTURE
OF DEFINITION
White Board Review
8th Grade Science
Wednesday & Thursday, March 6 & 7, 2013
Do Now
8th Grade Science
Friday, March 8, 2013
Graph the following scenario:
Ashley is playing softball and just got a hit.
The ball travels 50 meters in 3 seconds. The
ball then hits the ground and rolls 10 meters in
10 seconds. It is then at a stop for 2 seconds
before someone picks it up.
8th Grade Science
Today’s Schedule
1. Do Now
2. Grade Homework
3. Quiz 8.6 AB
Vocabulary
Unbalanced Force
Balanced Force
Motion
Speed
Velocity
Friday, March 8, 2013
Pre-AP
Grade-Level
Homework 8.6AB
due today
Homework 8.6AB
due today
Quiz today
Quiz today
Essential Question
How do we calculate and communicate the
change in position, direction and speed for
moving objects?
How do unbalanced forces affect the motion of an
object?
How de we transform energy to make it useful?
Today we will…
8th Grade Science
Friday, March 8, 2013
8.6(A) demonstrate and calculate how
unbalanced forces change the speed or
direction of an object’s motion
8.6(B) differentiate between speed, velocity,
and acceleration
Objective:
Students will show mastery of TEKS 8.6 A and
B (speed and velocity).
Quiz 8.6 AB
8th Grade Science
Friday, March 8, 2013
Read and re-read the passage.
Underline the question
Bubble important words
Identify the key idea, write it in margin.
Eliminate the wrong answers
Select the correct answer ✓