1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
galben [10]
3 years ago
14

After Pedro had breakfast, he went for a run. Identify at least three energy transformations that had to take place to allow Ped

ro to complete his run. Then use evidence to support the claim that energy in this system was conserved as it was transformed.​
Biology
1 answer:
FromTheMoon [43]3 years ago
8 0
I tried my best to answer.

1) Chemical to mechanical (calories -> muscle contractions)
2) mechanical to mechanical (muscle -> motion)
3) mechanical to thermal (motion -> heat from the body causes sweating)

The potential energy is stored in the body chemically (via food). That potential energy is then released when the body is put in motion.
You might be interested in
Explain nitrogen fixation
AnnZ [28]
Nitrogen fixation is a process in which nitrogen (N2) in the Earth's atmosphere is converted into ammonia (NH3). Atmospheric nitrogen or molecular dinitrogen (N2) is relatively inert: it does not easily react with other chemicals to form new compounds.
3 0
3 years ago
The lengthy small intestine receives secretions from the ____________ and ____________, completes digestion of the nutrients in
vitfil [10]

Answer:The lengthy small intestine receives secretions from the ______pancrease______ and ______liver______, completes digestion of the nutrients in _________chyme_______, absorbs the products of digestion, and transports the remaining residues to the ________large________ intestine.

Explanation: digestion of food is necessary for absorption of nutrients. In this process food is broken down into forms that can be absorbed by the body . food is broken down by the teeth and the enzymes in saliva,when it is in the mouth. From there it moves to the stomach through the oesophagus. In the stomach, the content is further mixed with enzymes and the churning breaks down food further.From the stomach food moves to the small intestine. In the small intestine, digestive enzymes from the pancreas and liver acts on food. The small intestine is where digested food is absorbed.it has a large surface area and finger-like projection called villi to carry out the function of absorbing nutrients.

From there, undigested food us passed to the large intestine from where it is passed out through the anus

5 0
3 years ago
Would an amphibian that lacks lungs and breathes entirely through its skin likely be larger or smaller than an amphibian that ha
Ymorist [56]

Answer: .D. Smaller because its smaller surface area to volume ratio would allow it to breathe sufficiently through its skin alone.

Explanation:

7 0
3 years ago
The Water Cycle What would most likely happen if it didn’t rain in a certain area for a long period of time?
Mariana [72]

Answer:

The air is full of water, as water vapor, even if you can't see it. Condensation is the process of water vapor turning back into liquid water, with the best example being those big, fluffy clouds floating over your head. And when the water droplets in clouds combine, they become heavy enough to form raindrops to rain down onto your head.

Explanation:

5 0
3 years ago
Fill a small bowl with 1-2 inches of water. Take a sewing needle and place it on a tissue paper. Place the tissue paper with the
kobusy [5.1K]

The sewing needle should float in the water if placed on a horizontal angle if I remember properly.

I hope this helps in some way.

5 0
3 years ago
Other questions:
  • T cells are subdivided into many types, each of which has a particular function in the response to a pathogen. match the t-cell
    13·1 answer
  • Need now please help!!!
    13·1 answer
  • Which of the following does the human body not do to maintain homeostasis
    11·2 answers
  • What would happen to the pH of the blood if excessive amounts of acetoacetic acid built up, as in a case of untreated diabetes.
    15·1 answer
  • Which types of molecules are hydrophilic and therefore excluded from the hydrophobic portion of the phospholipid bilayer?
    14·2 answers
  • Lupus, a condition in which the body attacks its own cells, is an example ofLupus, a condition in which the body attacks its own
    14·2 answers
  • How does the plasma membrane of a cell compare with the membrane in the U-shaped tube?
    13·1 answer
  • PLZZ HELP APIRL 12 ​
    10·2 answers
  • Which of the following symptoms would be typical of a cow experiencing bloat? a)premature birth
    8·1 answer
  • Please select the word from the list that best fits the definition
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!