In mammals, the weight of the heart is ap- proximately 0.5% of the total body weight. write a linear model that gives the heart weight in terms of the total body weight.
use the model to find
a) the weight of the heart of a human whose weight is 151 lbs.
answer in units of lbs.

Two friends are having a conversation. anna says a satellite in orbit is in freefall because the satellite keeps falling toward earth. tom says a satellite in orbit is not in freefall because the acceleration due to gravity is not 9.80 m/2 . who do you agree with and why?

The two stars in a certain binary star system move in circular orbits. the first star, alpha, has an orbital speed of 36 km/s. the second star, beta, has an orbital speed of 12 km/s. the orbital period is 137 d. a) what is the mass of the star alpha? b) what is the mass of the star beta?

What is the technical name for super glue type adhesives?