A bullet starting from rest accelerates uniformly at a rate of 1,250 meters per square second. What is the bullet's speed after it has traveled 100 meters?

The illuminance of a surface varies inversely with the square of its distance from the light source. if the illuminance of a surface is 120 lumens per square meter when its distance from a certain light source is 6 meters, by how many meters should the distance of the surface from the source be increased to reduce its illuminance to 30 lumens per square meter?

Current vs. forcewhat type of relationship does this graph show?

Which of the following can enter and exit a closed system? a. matter and energy b. neither energy nor matter c. matter but not energy d. enrgy but not matter