Problem Description:
The task is to fill in the appropriate unit of weight (grams or kilograms) for each object listed in the table. The hint provided is that
1 kilogram = 1,000 grams. Additionally, students are asked to draw something that weighs 1 gram and 1 kilogram.
---
Solution:
#### Step 1: Understand the Units
-
Grams (g): A smaller unit of weight, suitable for lighter objects.
-
Kilograms (kg): A larger unit of weight, suitable for heavier objects.
#### Step 2: Analyze Each Object and Assign the Correct Unit
1.
A sundae: 250
- Sundae is a dessert, typically light in weight.
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Unit: Grams (g)
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Answer: 250 g
2.
A hammer: 2
- Hammers are relatively heavy tools.
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Unit: Kilograms (kg)
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Answer: 2 kg
3.
A boy: 20
- A boy's weight is significantly heavy compared to everyday objects.
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Unit: Kilograms (kg)
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Answer: 20 kg
4.
An alarm clock: 450
- Alarm clocks are small and lightweight.
-
Unit: Grams (g)
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Answer: 450 g
5.
A paintbrush: 150
- Paintbrushes are very light.
-
Unit: Grams (g)
-
Answer: 150 g
6.
A picture frame: 1
- Picture frames can vary in weight, but most are not extremely heavy.
-
Unit: Kilograms (kg)
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Answer: 1 kg
7.
A bread: 680
- Bread is relatively light but heavier than small objects like a paintbrush.
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Unit: Grams (g)
-
Answer: 680 g
8.
A laptop: 4
- Laptops are moderately heavy electronic devices.
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Unit: Kilograms (kg)
-
Answer: 4 kg
9.
A wheel: 10
- Wheels are typically heavy, especially if they are part of a vehicle.
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Unit: Kilograms (kg)
-
Answer: 10 kg
#### Step 3: Draw Something That Weighs 1 Gram and 1 Kilogram
-
1 gram: A paperclip or a small feather.
-
1 kilogram: A bag of sugar or a liter of water.
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Final Answer:
| Object | Weight | Unit |
|-----------------|------------|---------|
| A sundae | 250 | g |
| A hammer | 2 | kg |
| A boy | 20 | kg |
| An alarm clock | 450 | g |
| A paintbrush | 150 | g |
| A picture frame | 1 | kg |
| A bread | 680 | g |
| A laptop | 4 | kg |
| A wheel | 10 | kg |
Drawings:
-
1 gram: Paperclip or small feather.
-
1 kilogram: Bag of sugar or liter of water.
Final Boxed Answer:
$$
\boxed{
\begin{array}{|c|c|c|}
\hline
\text{Object} & \text{Weight} & \text{Unit} \\
\hline
\text{A sundae} & 250 & \text{g} \\
\text{A hammer} & 2 & \text{kg} \\
\text{A boy} & 20 & \text{kg} \\
\text{An alarm clock} & 450 & \text{g} \\
\text{A paintbrush} & 150 & \text{g} \\
\text{A picture frame} & 1 & \text{kg} \\
\text{A bread} & 680 & \text{g} \\
\text{A laptop} & 4 & \text{kg} \\
\text{A wheel} & 10 & \text{kg} \\
\hline
\end{array}
}
$$
Parent Tip: Review the logic above to help your child master the concept of kilograms to grams worksheet.
