13. A hiker walks 200 m west and then walks 100 m north. In what direction is her resulting displacement?

Time 5 distance 37.5 what is velocity?

What is the formula for pulley

If the frequencies of two component waves are 24Hz and 20Hz, they should produce beats per second

Partial melting and the production of magma takes place at? this is for 8th grade class

A car tire has a volume of 0.0150 cubic meters on a cold day at a temperature of 5.0 °C and atmospheric pressure of 1.02 atm. The gauge pressure is measured to 1.70 atm. After the car is driven the air temperature has risen to 45.

If the volume of a container increases, then the pressure will: A. first increase and then decrease. B. increase. C. stay the same. D. decrease.

How does the theory of natural selection explain the diversity of life?

What law states that when matter undergoes a physical or chemical change, no atoms are created or destroyed?

Which statement would be a valid argument in favor of using nuclear power? There are few negative impacts from mining the fuel. Reactors are safe from natural disasters. There are little to no waste products from fission.

How would you convince somebody that the momentum of an isolated system is constant?