good afternoon! it’s terrific tuesday! bell work (5 min.) 1.write down hw in planner. 2.open up...
TRANSCRIPT
Good afternoon! It’s terrific Tuesday!
BELL Work (5 min.)1. Write down HW in planner.2. Open up your Spiral to p. 14-15 and set
up your pages.
3. Copy the questions below to answer while we watch a couple of video clips3. Describe which videos are based only on
observation and which ones involved experimentation.
4. What variables did you see?
Video Clips
The best of Shark Week Flapping Fish and Sharks Diet Coke & Mentos
1.Describe which videos are based only on observation and which ones involved experimentation.
2.What variables did you see?
OBJECTIVES:SCIENTISTS CAN:
• Explain different methods Scientists use to conduct investigations.• Analyze experiment scenarios to find independent and dependent variables.
Quick Reminder: Scientists’ Expectations
dignity respectngage participation
on time preparedstandard excellence
Yesterday – page 13
Scientific Investigations
Experiments Observations
In the fieldNo control
over conditions
In a laboratory or closed space
Complete control over conditions or
“variables”
Yesterday – Page 13 (inside)
Word Definition
Observation
Process of obtaining information using the senses.
Experiment
An organized procedure to study something under controlled conditions.
Hypothesis
A testable explanation that leads to a scientific investigation.
Independent Variable
The factor in an experiment that is deliberately manipulated (changed on purpose)
Dependent Variable
The factor that changes as a result of the independent variable. (measured)
Variables Practice – Through p. 15independentdependentconstants
Engine
Type of engine
Same carSame tracksame amount of time driven
Distance each car travels
Complete the rest of the stations.
independentdependentconstants
Answer check
Answer check
Karen wants to investigate how the thickness of paper affects the flight of a paper airplane. She tests 3 different thicknesses of paper and creates the exact same airplane with each type of paper. She flies them in the same location and measures the distance each one traveled. Draw and Complete the table below
Out: Record Answer on page 14