1.3 - kinetic energy Flashcards
1
Q
what is kinetic energy?
A
the kinetic energy of an object is the energy that it possesses due to its motion.
2
Q
which two measurements are required to calculate the kinetic energy of an object?
A
the mass and velocity of the object.
3
Q
what is the formula for kinetic energy?
A
Ek = 1/2 mv^2
4
Q
what are the units for kinetic energy?
A
joules (J)
5
Q
what are the units for mass when calculating kinetic energy?
A
kilograms (Kg)
6
Q
what are the units for velocity when calculating kinetic energy?
A
metres per second (m/s)
