A body with mass 4 kg moves with a velocity of 108km/h
Calculate it kinetic
energy

Simple machines can a. increase force only b. decrease force only c. increase or decrease force

Awalk up the phase change graph worksheet

What effects result when there is an impact between earth and an asteroid? check all that apply. a.massive flooding. b.extinction of many life forms.c.major earthquakes change in average global temperature.d. giant dust cloud