What is a sustainable resource?

a. a managed resource that has 10 years of life
b. an unmanaged resource that has 50 years of life
c. a managed resource that is made to last
d. an unmanaged resource that is limitless

Ageologist determines that a sample of a mineral cant be scratched by a steel nail but can be scratched by a masonry drill bit based on this information the sample mineral has to be softer than

Which of the following statements is true of cells

You and a group of friends are spending your vacation hiking through the mountains. it is cold in the mountains. you will be expending a lot of energy while hiking and you will need plenty of energy to keep you warm. you should pack foods high in to provide the most energy or kilocalories per gram of food. a) carbohydrates b) lipids (fats) c) proteins d) sugars