Under coverage might occur if a survey on technology asked questions of? a. a random sample of those who used technology b. independent sample c. a representative sample d. people who subscribed to one particular mobile phone service

Lymphocytes known as blastocysts make antibodies that fight infection. select the best answer from the choices provided t f

When the force acting on an object points at least partially in the direction of the motion the work done is considered to be negative

Which statement is true? a. kepler's laws apply only to the motion of earth. b. kepler's laws can be used to predict eclipses. c. kepler's laws are true for a central force that is directly proportional to distance. d. kepler's laws can be deduced from newton's laws of motion and gravity.