6. Near the end of the shockwave ride at 6 Flags, the braking system exerts an
applied force upon the coaster car to
bring it to a stop. This is an example of
O positive work
O negative work
O no work
O positive and negative work

Astudent pushes on a 20.0 kg box with a force of 50 n at an angle of 30° below the horizontal. the box accelerates at a rate of 0.5 m/s2 across a horizontal floor. what is the value of the normal force on the box? 200 n 243 n 156 n 225 n

Blank liquids and gases exert a buoyant force on objects placed in them

The electronic structure or chlorine is 2.8.7 what is the electronic structure of fluorine?