Podcast
Questions and Answers
What is the unit of measurement for work in the International System of Units (SI)?
What is the unit of measurement for work in the International System of Units (SI)?
- Pascal
- Newton
- Joule (correct)
- Watt
Which equation correctly represents the relationship between mass and force?
Which equation correctly represents the relationship between mass and force?
- F = D/t
- F = mv
- F = mg
- F = ma (correct)
In the context of physics, what does the equation KE = ½mv² represent?
In the context of physics, what does the equation KE = ½mv² represent?
- Momentum
- Potential Energy
- Work
- Kinetic Energy (correct)
What is the unit of acceleration in the SI system?
What is the unit of acceleration in the SI system?
Which quantity is calculated using the formula P = F/A?
Which quantity is calculated using the formula P = F/A?
Flashcards
Force
Force
A physical quantity that causes an object to accelerate, calculated as F = ma.
Speed
Speed
The distance traveled per unit of time, calculated as v = d/t.
Kinetic Energy
Kinetic Energy
The energy an object possesses due to its motion, given by KE = ½mv².
Pressure
Pressure
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Density
Density
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Study Notes
Basic Physics Performance Task
- Force (F): Equation: F=ma; Unit: Newton (N); Unit Symbol: N
- Distance (d): Equation: d=v*t; Unit: meter (m).
- Speed (v): Equation: v=d/t; Unit: meter per second (m/s).
- Volume (v): Equation: v=lwh; Unit: cubic meter (m³).
- Temperature (T): Equation: K = °C + 273.15; Unit: Kelvin (K).
- Work (W): Equation: W = Fd; Unit: Joule (J); Unit Symbol: J.
- Time (t): Equation: t = d/v; Unit: second (s).
- Momentum (p): Equation: p = mv; Unit: kgâ‹…m/s.
- Mass (m): Equation: m = F/a; Unit: kilogram (kg).
- Kinetic Energy (KE): Equation: KE = ½mv²; Unit: Joule (J).
- Potential Energy (PE): Equation: PE = mgh; Unit: Joule (J).
- Area (A): Equation: A = l×w; Unit: square meter (m²).
- Weight (W): Equation: W = mg; Unit: Newton (N).
- Density (D): Equation: D = m/V; Unit: kilogram per cubic meter (kg/m³).
- Pressure (P): Equation: P = F/A; Unit: Pascal (Pa) or N/m².
- Impulse (J): Equation: J = Ft; Unit: Newton-second (Nâ‹…s).
- Acceleration (a): Equation: a = (vf - vi)/t; Unit: meter per second squared (m/s²).
- Power (P): Equation: P = W/t; Unit: Joule per second (J/s) or Watt (W).
- Electrical Energy (EE): Equation: EE = P×t; Unit: Watt-second or Joule.
- Current (I): Equation: I = V/R; Unit: Ampere (A)..
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