Does ice melt faster in water or air

The Boeing 737-800 aircraft can accelerate from rest to a takeoff speed of 300 km hr-1 in 25 seconds Calculate in ms-2 the value of this acceleration, assuming it to be constant.

A 100-kg box is placed on a ramp. As one end of the ramp is raised, the box begins to move downward just as the angle of inclination reaches 15. What is the coefficient of static friction between box and ramp?

A force of 100 newtons is applied to a box at an angle of 36 degrees with the horizontal. If the mass of the box is 25 Kilograms, what is the horizontal acceleration of the box

Suppose we have three hypothetical atomic nuclei: A, B, and C. Nucleus A has 7 protons and 7 neutrons. Nucleus B has 5 protons and 7 neutrons. Nucleus C has 7 protons and 5 neutrons. Which of the two nuclei are isotopes of the same element

Q) Suppose, you are in a sporting event. You notice that everyone stands up when it's his turn, creating a wave that moves through the crowd and they sit back down again after a while.

What is the most advanced life form on earth

Which EM wave is about the size of humans?

Describe how the Catapult works?

Newton's third law of motion states that the force pair acting on different objects consist of two forces that

While working on her science fair project Venus connected a battery to a circuit that contained a light bulb. Venus decided to change the light bulb to a higher resistance, but she wanted to keep the current the same.