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
Brums [2.3K]
3 years ago
12

What were the old models of the solar system?

Biology
1 answer:
Jobisdone [24]3 years ago
6 0

the models of the solar system were the couple of planets and a very big star. AKA the sun

You might be interested in
Which of the following can occur in a polar cell
Solnce55 [7]

Phospholipid can occur in a polar cell.

You can put the options for your accurate answers in comment box...

3 0
3 years ago
Spider silk is a material made of proteins that has a strength per gram that is five times that of steel. One feature of some of
stepan [7]

Answer:

glutamic acid, because the R group could form ionic bonds

arginine, because the R group could form ionic bonds

tryptophan and tyrosine, because the R groups are small, allowing close stacking

glycine and alanine, because the R groups are small, allowing close stacking

6 0
3 years ago
Typical household bleach has a pH of 13. What is the H3O+ concentration in household bleach?
Arlecino [84]

Answer:1.0, -13

Explanation:

4 0
3 years ago
Read 2 more answers
Name one safety hazard in the ph lab hazards simulation
MaRussiya [10]

Answer:

Typically, strong acids and bases, solutions with a pH < 2 or a pH > 12, and some solvents, such as formic acid, glacial acetic acid, and trifluoroacetic acid, which are particularly aggressive against tissue.

Explanation:

8 0
3 years ago
Matt just woke up out of bed. He took his pulse for 10 seconds and got 10. What is his resting heart rate?
rusak2 [61]

Answer:

60 beats per minute

Explanation:

heart rate is measured in minute, if he counted for 10 seconds, he would need to multiply that number by 6 to get his resting heart rate. 10×6=60

6 0
3 years ago
Other questions:
  • In which type of cellular transport do particles not flow from a high concentration to a low concentration?
    5·1 answer
  • PLEASE HELP
    15·1 answer
  • Leaders should employ all available active and passive surveillance measures to
    11·1 answer
  • Which physical property is best measured using only a balance?
    12·1 answer
  • What does all living cells have​
    7·2 answers
  • Put these time divisions in order, from longest to shortest. eon period epoch
    15·2 answers
  • [TRUE OR FALSE] It has been found that new life can appear from lifeless objects. PLEASE ANSWER ASAP
    8·2 answers
  • How do roots provide water for the plant
    13·2 answers
  • What is not a characteristic of a pioneer species
    5·2 answers
  • When scientists compare organisms at the molecular level, what are they actually studying to determine evolutionary relationship
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!