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
yawa3891 [41]
4 years ago
11

(7th Grade Science)

Biology
2 answers:
Gemiola [76]4 years ago
8 0
A: Chemical energy is converted into mechanical energy occurs in a gasoline-powered car.
labwork [276]4 years ago
4 0
That would be a, chemical to mechanical
You might be interested in
According to this punnett square, what percentage of the offspring will be female
Natasha2012 [34]
According to the punter square, there is a 50 percent chance that the offspring will be female.
3 0
4 years ago
When a sarcomere contracts and thin filaments move over thick filaments you would expect to see ________.
Lina20 [59]

Answer:

the I bands to appear smaller

Explanation:

I band is the lighter and a less dense area of the sarcomere. It contains no thick filaments. A Z disc passes through the center of each I band.  During muscle contraction myosin heads become attach to and slide along the thin filaments at both ends of a sarcomere. It pulls the thin filaments toward the M line and makes the thin filaments slide inward and meet at the center of a sarcomere. This inward movement of thin filament allows their ends to overlap.

As the thin filaments slide inward, I band and H zone narrower. I band and H zone become disappear altogether when the muscle is maximally contracted. The width of the A band and the lengths of the thick and thin filaments remain unchanged.

8 0
3 years ago
What allowed invasive species such as cane toads and camels to be so successful in Australia?
Mars2501 [29]

Answer:I'm almost positive the answer is A

Explanation:

7 0
3 years ago
Reducing the amount of greenhouse gasses in the atmosphere is not limited to stopping the use of nonrenewable resources. There a
kkurt [141]
All choices excluding D would reduce carbon footprint
5 0
3 years ago
When is it more appropriate to use presumptive tests in a crime investigation?
Debora [2.8K]
A presumptive Test presumes the pet presence of the question substance it is useful because it tells the drug is used false positive is possible meaning that the test result is positive but the substance is not present.
8 0
3 years ago
Other questions:
  • We used new tags for the population estimate a year later. If we assume the tags stay on well over the year, what changes the pr
    9·1 answer
  • How do scientists continue to gain a better understanding of the structure of atoms?
    14·1 answer
  • In what do you think people adapt to living in a tropical wet climate
    12·1 answer
  • What is the likelihood of a category 5 hurricane making a fall in Maryland
    11·1 answer
  • What are the offsprings ​
    8·2 answers
  • Two enzymes catalyze the same reaction. enzyme a converts substrate to product twice as fast as enzyme b. which enzyme has the l
    8·1 answer
  • 31
    14·1 answer
  • PLEASE HELP Brainliest + 10 points
    11·1 answer
  • Describe how some cells make food molecules
    10·2 answers
  • Tariq watches a hummingbird hover around a petunia flower. He remembers that when two species interact with each other closely,
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!