Liquid water freezes and becomes solid ice when the molecules lose energy
Explanation:
The kinetic energy of an object is given in terms of its mass and object as :
An object with more mass has more kinetic energy. An object with less mass, if both objects are moving at the same speed, in opposite directions, will have less kinetic energy. The square of v will give positive number.
Answer:Frequency, Intensity, Time, Type
Explanation: frequency, intensity, time, and type is one way to remember the general guidelines for what should be included in a fitness plan.
Answer:
0.5 hours or 30 minutes
Explanation:
each hour travels 80km
so, time taken= 40/80 hours
= 0.5 hours
= 30 minutes