A planet has a mass of 6.27 x 1023 kg and a radius of 3.08 x 106m. (a) What is the acceleration due to gravity on this planet? (b) How much would a 57.3-kg person weigh on this planet?

Automobile fuel efficiency is often measured in miles that the car can be driven per gallon of fuel (mpg). heavier cars tend to have lower fuel efficiencies (lower mpg ratings). which variable (weight or fuel efficiency) is most naturally considered the explanatory (predictor) variable in this context?

Which branches of natural science include the study of an organism that lived 10 million years ago

Explain what it means to view something from a frame of reference. provide an example that illustrates your explanation. (4 points)