Something that is precise but not accurate will always return the same value, but this value will not be correct. true or false

Experiment scenario 2: a biology student wants to conduct a study of how the amount of food affects the weight gain for mice. i have set up four cages with a mouse in each cage. fill in the boxes that would allow the biology student to complete the study correctly

Compare the horizontal displacement of the two balls as they travel to the ground. what do you observe?

What sort of waves exhibit the doppler effect?