In which situation is the maximum possible work done?
a
when the angle between the force and displacement is 0
o
b. when the angle between the force and displacement is 180°
oc when the angle between the force and displacement is 45°
od. when the angle between the force and displacement is 90°

What happens to the light rays when they hit the specimen?

During which interval are the persons represented by the graph not moving? a) 0 to 0.5 hrs b) 1.5 to 2 hrs c) 2 to 2.5 hrs d) 4.5 to 5 hrs

Ateacher gives students four liquids commonly found in the kitchen - vinegar, apple juice, dish detergent, and milk - and ph indicator strips, which measure acidity. the teacher asks the students to put the liquids in order from most acidic to most basic. what type of investigation could the students conduct to determine the correct order for the liquids?