📏 Measurement System
Master the fundamental concepts of measurement
Length
Distance & measurement
Mass
Weight & heaviness
Time
Duration & intervals
Calendar
Dates & scheduling
Capacity
Volume & liquids
Quiz
Test your knowledge
Master Measurement Concepts
Explore interactive tools and real-world examples to understand length, mass, time, calendar, and capacity measurements
📏 Length - Distance & Measurement
What is Length?
Length is the measurement of how long, wide, or tall something is. It's the distance between two points.
Common Units of Length:
Millimeter (mm)
Very small measurements
Thickness of a coin
Centimeter (cm)
Small measurements
Width of your finger
Meter (m)
Medium measurements
Height of a door
Kilometer (km)
Large measurements
Distance between cities
Conversion Chart:
1 kilometer = 1,000 meters
1 meter = 100 centimeters
1 centimeter = 10 millimeters
Interactive Length Converter:
Real-World Examples:
Around the House
• Door height: ~2 meters
• Dining table: ~150 cm
• Textbook thickness: ~20 mm
Sports & Recreation
• Cricket pitch: 22 yards (20.12 m)
• Badminton court: 13.4 meters
• Hockey field: 91.4 meters
Travel & Geography
• Delhi to Mumbai: ~1,400 km
• School compound: ~200 meters
• Village to town: 10-20 km
Practice Problems:
Problem 1: Convert 2.5 kilometers to meters.
metersProblem 2: How many centimeters are in 1.5 meters?
centimetersRelated Images:
Measuring Tools
Size Comparisons
Real World Examples
⚖️ Mass - Weight & Heaviness
What is Mass?
Mass is the amount of matter in an object. It tells us how heavy something is.
Common Units of Mass:
Milligram (mg)
Very light objects
A grain of salt
Gram (g)
Light objects
A paperclip
Kilogram (kg)
Heavy objects
A bag of sugar
Tonne (t)
Very heavy objects
A car
Conversion Chart:
1 tonne = 1,000 kilograms
1 kilogram = 1,000 grams
1 gram = 1,000 milligrams
Interactive Mass Converter:
Real-World Examples:
Food & Kitchen
• Mango: ~200 grams
• Bag of rice: 5 kg
• Teaspoon of turmeric: 3 g
Animals & People
• Indian cow: 300-400 kg
• Adult person: 50-70 kg
• Asian elephant: 3-5 tonnes
Objects & Vehicles
• Mobile phone: 180 g
• Hero bicycle: 18 kg
• Maruti car: 800 kg
Practice Problems:
Problem 1: Convert 3.2 kilograms to grams.
gramsProblem 2: How many kilograms are in 2,500 grams?
kilogramsRelated Images:
Weighing Scales
Weight Comparisons
Everyday Objects
⏰ Time - Duration & Intervals
What is Time?
Time is the measurement of duration - how long something takes or when something happens.
Common Units of Time:
Second (s)
Very short durations
Blink of an eye
Minute (min)
Short durations
Brush your teeth
Hour (h)
Medium durations
Watch a movie
Day
Long durations
Sleep and wake cycle
Conversion Chart:
1 minute = 60 seconds
1 hour = 60 minutes = 3,600 seconds
1 day = 24 hours = 1,440 minutes
Interactive Time Converter:
Real-World Examples:
Daily Activities
• Morning prayers: 15 minutes
• Cooking dal-rice: 45 minutes
• Night sleep: 7-8 hours
School & Work
• Class period: 40 minutes
• School day: 6 hours
• Tuition classes: 2 hours
Entertainment
• Bollywood song: 4-5 minutes
• Cricket match: 3-8 hours
• Hindi movie: 2.5-3 hours
Practice Problems:
Problem 1: Convert 2.5 hours to minutes.
minutesProblem 2: How many seconds are in 5 minutes?
secondsRelated Images:
Clocks & Timers
Daily Activities
Time Management
📅 Calendar - Dates & Scheduling
What is a Calendar?
A calendar is a system for organizing days, weeks, months, and years. It helps us schedule events and track time.
Calendar Units:
Day
24 hours
Monday, Tuesday, etc.
Week
7 days
Sunday to Saturday
Month
28-31 days
January, February, etc.
Year
365 or 366 days
12 months
Calendar Facts:
1 week = 7 days
1 month = 28-31 days (average 30.4 days)
1 year = 12 months = 52 weeks = 365 days
Leap year = 366 days (every 4 years)
Months of the Year:
Spring Months
March (31 days)
April (30 days)
May (31 days)
Summer Months
June (30 days)
July (31 days)
August (31 days)
Fall Months
September (30 days)
October (31 days)
November (30 days)
Winter Months
December (31 days)
January (31 days)
February (28/29 days)
Days of the Week:
Weekdays: Monday, Tuesday, Wednesday, Thursday, Friday
Weekend: Saturday, Sunday
Real-World Examples:
Indian School Calendar
• Academic year: April-March
• Summer vacation: May-June
• School week: 6 days (Mon-Sat)
Indian Festivals
• Diwali: October/November
• Holi: March (Phalgun)
• Dussehra: September/October
Indian Seasons
• Summer: March-June
• Monsoon: June-September
• Winter: October-February
Practice Problems:
Problem 1: How many days are in 3 weeks?
daysProblem 2: How many months are in 2 years?
monthsRelated Images:
Calendar Types
Seasons & Months
Event Planning
🥤 Capacity - Volume & Liquids
What is Capacity?
Capacity is the amount of liquid or substance that a container can hold. It measures volume.
Common Units of Capacity:
Milliliter (mL)
Small amounts
A teaspoon of medicine
Liter (L)
Medium amounts
A bottle of water
Kiloliter (kL)
Large amounts
A swimming pool
Conversion Chart:
1 kiloliter = 1,000 liters
1 liter = 1,000 milliliters
1 milliliter = 1 cubic centimeter (cm³)
Interactive Capacity Converter:
Real-World Examples:
Kitchen & Cooking
• Chai cup: 150 mL
• Steel glass: 200 mL
• Milk packet: 500 mL
Beverages
• Lassi glass: 250 mL
• Water bottle: 1 L
• Coconut water: 200 mL
Large Containers
• Water tank: 1,000 L
• Petrol tank: 40 L
• Village well: 10 kL
Helpful Tips:
Remember: 1 liter is about the size of a large water bottle
Tip: 1 mL of water weighs about 1 gram
Visual: A cube that is 10cm × 10cm × 10cm holds exactly 1 liter
Practice Problems:
Problem 1: Convert 2.5 liters to milliliters.
millilitersProblem 2: How many liters are in 750 milliliters?
litersRelated Images:
Measuring Cups
Bottles & Containers
Kitchen Applications
🧠 Knowledge Quiz
Question 1 of 10
What is the basic unit for measuring length?
Question 2 of 10
How many grams are in 1 kilogram?
Question 3 of 10
How many seconds are in 1 minute?
Question 4 of 10
How many days are in a week?
Question 5 of 10
How many milliliters are in 1 liter?
Question 6 of 10
A cricket pitch is 22 yards long. How many meters is this approximately?
Question 7 of 10
How many minutes are in 2 hours?
Question 8 of 10
How many months are in 1 year?
Question 9 of 10
What is the approximate mass of an Indian elephant?
Question 10 of 10
How many liters are in 2,500 milliliters?
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