An object weighs 5 N, what is it's mass on Earth?

A 25 kg cart has 125kg*/s of momentum. How fast is the cart going

How is snow made I don't know so I'm asking

Galileo and heliocentric controversy

Which element above has 15 protons in its nucleus? A. oxygen B. carbon C. phosphorus D. sulfur

A bicyclist moves at a constant speed of 4 ms-1 how long will it take for the bicyclists to move 36m?

Which of the following processes transfers heat? A. radiation B. conduction C. convection D. all of these

What role do consumers play in a mixed economy?

When is the data considered valid

Which of the following are not part of the stages in cognitive development? A. Sensorimotor B. Concrete C. Formal D. Semi-formal E. Formal operational

If an ice cube melts at 0°C but water freezes at 0°C what is the difference between melting and freezing in terms of energy involved with phase changes and be particles of substances during the phase changes?