Weight Measurements Mastery
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Weight Measurements Mastery
⚖️ Part 1: Understanding Mass Units
A pencil:
grams (g) kilograms (kg)A bag of flour:
grams (g) kilograms (kg)A paperclip:
grams (g) kilograms (kg)A large watermelon:
grams (g) kilograms (kg)There are ________ grams in 1 kilogram.
We use ________ to measure light objects and ________ to measure heavy objects.
📏 Part 2: Reading Different Scales
Scale A (marked every 1g): The pointer is pointing to the 7th line after 20g.
Mass = ________ g
Scale B (marked every 5g): The pointer is pointing to the 2nd line after 30g.
Mass = ________ g
Scale C (marked every 10g): The pointer is pointing halfway between 50g and 60g.
Mass = about ________ g
🔍 Part 3: Estimation and Measurement Recording
| Object | My Estimate | Actual Measurement | Close to my estimate? (Yes/No) |
|---|---|---|---|
| Glue stick | About ________ g | ________ g | ________ |
| Small book | About ________ g | ________ g | ________ |
| Apple | About ________ g | ________ g | ________ |
| Water bottle (full) | About ________ g | ________ g | ________ |
🗣️ Part 4: Mathematical Language
Word Box: heavier, lighter, heaviest, lightest, about, close to, grams, kilograms
The feather is ________ than the rock.
The elephant is the ________ animal in the zoo.
A small coin weighs ________ 2 grams.
We measure large objects in ________ and small objects in ________.
My estimate was ________ the actual measurement.
A:
250g bag of lollies 1kg bag of riceB:
15g pencil 150g calculatorC:
2kg laptop 500g textbook🧮 Part 5: Problem Solving
• Rubber: 8g
• Ruler: 25g
• Scissors: 45g
• Stapler: 120g
a) Which object is the lightest? ________________
b) Which object is the heaviest? ________________
c) What is the total mass of the ruler and scissors together? ________ g
d) How much heavier is the stapler than the rubber? ________ g
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