During exercise, the body primarily relies on energy from carbohydrates, fat, adenosine triphosphate (atp), and creatine phosphate (cp) in varying combinations depending on the type of physical activity. consider the various activities below and sort them based on the primary energy source used during the activity.

match the activity with the correct source of energy.

sources of energy- atp-cp; carbohydrates, fat

activities- a marathon; a block start in 50-m freestyle; a 5-km run; a soccer match; an all day walkathon

20 point pls brianliest 1. what does a red shift mean? blue shift? 2. describe the big bang theory. according to this theory, how old is the universe? 3. scientists believe the universe is expanding. what is the evidence that supports this? 4. describe a nebula. 5. describe the 3 types of galaxies. what is a barred spiral galaxy? 6. what is a light year? how far is alpha centauri from earth? 7. describe the universal law of gravitation. be sure to include gravitational force between two objects. 8. describe the planets’ orbits around the sun. 9. what is the asteroid belt? where is it located? 10. describe rotation and revolution of earth. what determines an earth day and year? 11. how do galaxies exist? 12. compare and contrast the inner and outer planets. 13. what causes the seasons?