Liquid water and ice are the same substance, H2O. How would you explain why ice floats in water?

9. What do you think would happen if your balloon had twice the mass when you launched it? Answer the question using Newton's First and Second Laws.

A 1.5m wire carries a 5 A current when a potential difference of 68 V is applied. What is the resistance of the wire?

Who of you guys know what is the biggest star?

According to Plato what is the highest principle in reality

Scientists believe Earth is about how many billion years old

For resonance to occur, the object must experience a frequency equal to its what? amplitude period wavelength natural frequency

Rasheed runs a football 10 meters east, turns and runs the football 6 meters west. If his velocity during this run is found to be 3 meters/second, how long does this take Rasheed to complete this run?

What is the approximate weight of a 20-kg cannonball on the moon if the acceleration due to gravity is 1.6m/s^2

A man consumes 2245 kcal of food in one day, converting most of it to maintain body temperature. If he loses half this energy by evaporating water (through breathing and sweating), how many kilograms of water evaporate?

If an eagle and a bumblebee are traveling at 8km/hr which has more momentum?