What is the second law of thermodynamics?
a person carrying a bucket of water will leans towards his left why?
Does a soccer ball go faster in the air on a cold or hot day?
a car is travelling at 72kmph, and if that car slows down to 60kmph it takes an extra 1 hour to cover that same distance. at 72kmph, how long did it take for the car to cover that distance?
A burn from steam is more painful than that from boiling water. Why ?
Explain about Vacuum Pump?
What are isotopes?
Explain the steps to the scientific notation?
What does gravitational force depend on?
can we use kgs instead of kg? why?
why is n-type conducter is neutral?
Explain about Hydraulic brakes?
What should a drummer do to make the sound of lower pitch?