A runner expends an average of 4 kcal per minute during a two hour run. She want to eat a meal of 50% energy from carbohydrate, 25% of energy from protein and 25% of energy from fat, how much protein would their meal have to contain, in order to replenish their expended energy?

The hypothesis of continental drift states that earth's continents, which are located on tectonic plates, move relative to each other. which of the following is true of the movement of the tectonic plates? a. tectonic plates only move once every million years. b. they move at a rate of approximately 5 centimeters per year. c. tectonic plates never move, only the continents located on them do. d. their movements are very rapid and occur at random times.

Food contains a sugar called ( ), which is broken down in a process called cellular ( ). this process uses ( ) to break down food molecules and provide energy for cells. fill in the parentheses

Explain the source of radioactivity in uranium in earth’s crust by which it produces nuclear radiation