Physics
Mass and Weight
Measuring mass and weight of an object using a load cell.
Mission
Measuring mass and weight of an object using a load cell
Curriculum Alignment
| Standard | Syllabus code | Topic | Coverage | Grades | |
|---|---|---|---|---|---|
| NGSS | Weak | 6–8 | |||
| British / IGCSE | 0625 §1.3 | CAIE IGCSE Physics 0625 — 1.3 Mass and weight (W=mg, gravitational field strength) | Full | 8–9 | |
| IB | MYP Sciences | MYP Sciences — Forces and energy strand (mass, weight) | Full | 8–9 | |
| CBSE | Class 9 Ch 10 | CBSE/NCERT Class 9 Science — Ch 10 Gravitation (weight = mg) | Full | 9–9 | |
| AERO / AP | Partial | 7–8 |
Variables
What you change
- The Measured Object
What you measure
- Weight And Mass
What you keep constant
- Surface flatness
- Load Cell Capacity
Equations
m=Mass (m)
g = Gravity (9.8 \frac{m}{s^2})
w = Weight (N)
w = (\frac{m}{1000}).g
What You'll Need
- HX711 Amplifier
- Arduino Uno
- I2C LCD
- Load Cell
- Load Cell Circular Boards
Estimated Time
Virtual mode 9 minTest mode 13 minExercise mode 12 min
Mind-Blowing Fact
Gold Carob.
In ancient times, the carob seed was used as a standard unit of weight to measure the value of precious gems and gold. The seeds have a consistent weight, and this practice is where the word "karat" originates.
How You Can Run It
Virtual modeTest modeExercise modeView-only modeAccessibility modeTobii eye trackingVoice commandsArduino integrationAmericanBritishIB