What is the first step in planning an investigation according to the video?

Scientific Investigation Concepts

Interactive Video
•
Science, Chemistry, Biology
•
6th - 10th Grade
•
Hard

Liam Anderson
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Evaluating the results
Developing a hypothesis
Identifying the phenomena
Gathering data
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the Alka-Seltzer rocket investigation, what was the independent variable?
Temperature of the water
Time to launch
Amount of Alka-Seltzer
Size of the container
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to identify control variables in an experiment?
To maintain consistency and reliability
To increase the number of trials
To ensure the experiment is ethical
To reduce the cost of materials
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What safety concern was highlighted for the Alka-Seltzer rocket experiment?
Disposing of materials improperly
Not wearing protective goggles
Conducting the experiment indoors
Using a large amount of Alka-Seltzer
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What was a major finding from the evaluation of the Alka-Seltzer experiment?
The control variables were well-defined
The hypothesis was incorrect
The trials showed variability
The trials were identical
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What was the main focus of the paper towel absorbency investigation?
Strength of paper towels
Cost-effectiveness of paper towels
Absorbency of paper towels
Durability of paper towels
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What was the hypothesis regarding the cost and absorbency of paper towels?
Cost does not affect absorbency
More expensive towels are less absorbent
Cheaper towels are more absorbent
More expensive towels are more absorbent
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