6th Grade · Science · Quiz · shared by Luke Morgan
Explore energy transformation with this free 6th Grade Science quiz on glucose conversion to kinetic energy, covering fuel sources and muscle function.
Multiple Choice
1. _____ According to the passage, what specific substance acts as the primary fuel for the initial burst of speed at the start of a race?
A. ATP
B. Glycogen
C. Protein fibers
D. Fats
2. _____ Where is glycogen abundantly stored within Maya's body?
A. In the brain and heart
B. In the blood and lungs
C. In the muscles and liver
D. In the skin and bones
3. _____ What is the role of ATP in cellular activities, as described in the text?
A. It stores long-term energy in the liver.
B. It signals the brain to change fuel sources.
C. It functions as the direct power currency.
D. It creates hills and winding trails.
4. _____ What physical action occurs within muscle cells when ATP breaks down?
A. Protein fibers slide past each other.
B. Glycogen is turned into fat.
C. The brain sends a gun boom signal.
D. The muscles stop contracting completely.
5. _____ What does the term hitting the wall refer to in the context of the race?
A. Reaching the final finish line
B. The sound of the starting gun
C. A feeling of heavy and undeniable fatigue
D. Sprinting forward with a rhythmic pump
6. _____ According to the passage, why does a runner feel fatigue around the halfway point of a long race?
A. The glycogen stores are becoming significantly depleted.
B. The muscles have stopped transforming chemical energy.
C. The ATP molecules have become too large to break down.
D. The protein fibers have finished sliding.
7. _____ What is the second fuel source the body switches to when glycogen runs low?
A. Sugars
B. ATP molecules
C. Fats
D. Mechanical force
8. _____ How does the process of burning fats compare to using glycogen for energy?
A. It is much faster and provides more quick power.
B. It takes longer to convert into usable energy.
C. It does not require any chemical reactions.