What is the primary concept introduced in the lesson?

Balance Problems and Algebraic Concepts

Interactive Video
•
Mathematics
•
3rd - 5th Grade
•
Hard

Thomas White
FREE Resource
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13 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Advanced calculus
Geometry and shapes
Pan balances as a metaphor for equations
The history of mathematics
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the first simple balance problem, what is the weight of the square?
4
5
10
9
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you determine the weight of a triangle in a simple balance problem?
By measuring with a ruler
By guessing
By using a calculator
By ensuring both sides of the balance are equal
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the weight of one circle if two circles balance with 10?
5
6
4
3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a more complex problem, if five circles weigh 20, what is the weight of one circle?
2
4
5
3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What mathematical skills are emphasized in solving complex balance problems?
Addition and subtraction
Multiplication and division
Trigonometry
Geometry
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the trick used to solve problems with unknowns on both sides?
Using a calculator
Removing the same unknown from both sides
Adding more weight to one side
Guessing the weight
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