6898091
Description
Flashcards by Hannah McDonald, updated more than 1 year ago
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Created by Hannah McDonald
almost 9 years ago
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| Question | Answer |
| Speed (m/s) | Distance _______ Time (scalar) |
| Acceleration (m/s²) | Change in speed ______________ Time (vector) OR Force ______ Mass |
| Motion Graphs | Rise ____ Run |
| Velocity (m/s) | Distance _______ Time (vector) |
| Energy Efficiency in % | Useful Energy OUT ________________ *100 Energy in |
| Energy Efficiency | Useful Energy Out ______________ Energy in |
| Work Done (J) | Force * Distance |
| Power (W) | Energy change _________ Time Taken OR Work Done _______ Time Taken |
| Kinetic Energy (J) | ½*mass*velocity² |
| Gravitational Potential Energy (J) | mass*gravity*height |
| Mass (Kg) | How much substance the object contains |
| Weight (J) | Mass*Gravity |
| Density ⍴ (Kg/m³) (g/cm³) | Mass _____ Volume |
| Force (N) | Mass*Acceleration |
| Momentum (p) (Kgm/s) | Mass*Velocity |
| Hooke's Law (N) | Spring Constant * Distance |
| Moment/Torque | Force * Distance |
| Pressure pascals (N/m²) | Force ____ Area |
| Wave Speed (cm/s) (m/s) | Frequency * Wave Length |
| Wave Length (m) | Speed ________ Frequency |
| Frequency | Wave Speed ________ Wave Length |
| Time Period (s) | 1 _________ Frequency |
| Refractive Index | Sinθr N₁ _____ = ___ Sinθi N₂ |
| Speed of Light | 3.0 * 10⁸m/s |
| Kelvin (K) | Celcius + 273 |
| Specific Heat Capacity (J) | Mass * Specific Heat Capacity * Change in Temp |
| Thermal Capacity (J/K) | Energy In ________________ Temperature Change |
| Latent Heat Capacity (J) | Mass * Specific Latent |
| Ohm's Law (voltage) | Current * Resistance |
| Boyle's Law | Initial Pressure₁ * Initial Volume₁ = Final Pressure₂ * Final Volume₂ |
| Resistance in a Wire (Ω) | Length ________ Area |
| Transformer | Velocity Number of Cells ________ = _________ Velocity Number of Cells |
| Charge (amps) | Current (I) * Time |
| Pressure | Force ______ Area OR Density * Gravity * Height |
| Electrical Power (W) | Current² * Resistance |
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