Balance Problems and Algebraic Concepts

Balance Problems and Algebraic Concepts

Assessment

Interactive Video

Mathematics

3rd - 5th Grade

Hard

Created by

Thomas White

FREE Resource

Maria introduces balance problems using pan scales, equating them to algebraic equations. The lesson progresses from simple to complex problems, teaching students to solve for unknowns using balance techniques. The video concludes with solving algebraic equations, reinforcing the concept of balance in equations.

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13 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary concept introduced in the lesson?

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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