Understanding Pan Balances and Weights

Understanding Pan Balances and Weights

Assessment

Interactive Video

Mathematics

3rd - 5th Grade

Hard

Created by

Thomas White

FREE Resource

Maria and her mascot Matthew introduce scales problems, likening them to seesaws. They explore solving balance equations using shapes as unknowns, starting with simple problems and progressing to more complex ones. Techniques for handling equations with unknowns on both sides are demonstrated, emphasizing the importance of maintaining balance by removing equal weights from both sides. The video concludes with advanced problem-solving techniques, encouraging viewers to apply learned strategies independently.

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13 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main analogy used to explain pan balances?

A swing

A seesaw

A lever

A pulley

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the context of pan balances, what do the weights represent?

Colors

Numbers

Letters

Shapes

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If a square weighs 9, what equation does this represent?

x = 10 - 1

x = 5 + 4

x = 9

x = 3 + 6

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How much does a blue triangle weigh if the other side of the balance is 10?

6

7

9

8

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the weight of one circle if two circles balance with 10?

6

4

3

5

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If three triangles weigh 15, what is the weight of one triangle?

4

5

6

3

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the weight of one circle if five circles and one unit weigh 21?

3

4

5

6

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