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
Lemur [1.5K]
3 years ago
7

A scientist uses a camera to study the stars.

Biology
2 answers:
padilas [110]3 years ago
7 0

Answer:

I think the answer would be to to write observations about what the sky looks like or to count the number of visible stars in the sky.

tigry1 [53]3 years ago
4 0
To write observations about how the sky looks. Hope this helps :) Give brainliest please :D
You might be interested in
Salivary amylase is an enzyme that breaks down starch. The optimum or best pH for this reaction is 6.7. Which of the following w
zzz [600]

Answer:

:-) maintaining the pH of the reaction at 6.7

Explanation:

hope this helps

7 0
3 years ago
What is an organism ?<br><br>what does an organism do ?
Stels [109]
An organism is a living animal. Its characteristics are breathing ,cell reproduction , moving.
3 0
3 years ago
Read 2 more answers
The heart is classified as a
denis23 [38]

Answer:a mscle which controls the body

Explanation:

6 0
2 years ago
PLEASE HELP!! <br><br> How is a karyotype useful?
Firlakuza [10]
Karyotyping can be used to detect a variety of genetic disorders. For example, a woman who has premature ovarian failure may have a chromosomal defect that karyotyping can pinpoint. The test is also useful for identifying the Philadelphia chromosome. Hope this helps :)
3 0
2 years ago
Leaves have air spaces to allow for carbon dioxide and oxygen to move into and out of cells for photosynthesis, which causes wat
geniusboy [140]

Answer:

They have  helical thickening of lignin in their walls to prevent collapse

Explanation:

the primary function of Xylem and its conducting vessels tracheids is to provide  support and tranport  water and  minerals  in plants.

Xylem vessels  have layers of dead materials in the walls called LIGNIN.   Lignin is a polymer; a  very strong, hard materials that stop water passage  through it,because it contains dead cells,

Therefore  the presence of  deposit of these strong  impermeable, ligified  walls  in its  walls  prevent its collapse during mass flow of water of transpiration pull.

6 0
3 years ago
Other questions:
  • What is the boiling point of pure tap water with three tablespoons of salt?
    14·1 answer
  • When you feel cold, there are sensors in your skin that tell the brain you need to warm up. The brain sends messages, by way of
    10·1 answer
  • David Fee studies sound waves so deep and low that humans cannot hear them. What are these low frequencies
    15·2 answers
  • What are two reactants needed for cellular respiration?
    7·1 answer
  • Once equilibrium is reached, __________.a. molecules move, but there is no net movement in a particular direction. b. passive tr
    9·1 answer
  • A beer-making microbiologist noticed that no matter how long the brewing process took, 3% alcohol was the maximum produced. Hypo
    12·1 answer
  • Two scientists did the same experiment but arrived at different results. The scientists most likely
    11·2 answers
  • Describe what wetlands are
    15·2 answers
  • Which statement describes the impractical of ocean currents on climate? •ocean currents create changes in the temperature of air
    5·1 answer
  • Help me out 20 points
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!