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
Eva8 [605]
3 years ago
7

Ira is working in a lab with unknown solution.when he inserts the electrical conductivity tester in the unknown,the bulb begins

to glow brightly. Which of these would best describe the unkown liquid?
Biology
1 answer:
Mamont248 [21]3 years ago
7 0
Electrical conductivity tester.

If the bulb begins to glow brightly when the plug is submerged in the unknown solution then the solution has high conductivity. 

The bright glow of the bulb resulting from the experiment indicates that the current flows easily through the unknown liquid.
You might be interested in
In science class, Maria observes a white-colored cut flower. She sees that the petals turn red when the flower is sitting in a v
GuDViN [60]

To confirm the above hypothesis, Maria should perform an experiment to prove that xylem is responsible for the transport of coloured water through the plant. This is called the ascent of sap.

A suitable plant having a tender, semitransparent stem should be selected. The root system of the plant should be cut off and the twig has to be placed half-immersed in a coloured solution of water for about one hour. Later, when the plant is observed, parallely running streaks of coloured water can be seen through the semitransparent stem and other parts of the plant indicating that the xylem is involved in the upward movement of water.

5 0
3 years ago
Read 2 more answers
The major disadvantage of a blood-brain barrier is that ____.​
aalyn [17]

<span>The answer is a certain required chemicals must be actively transported.  Blood brain barrier is a selective membrane that separates blood circulating from the brain and the fluid of extracellular in the central nervous system. This is also called a filtering mechanism, the capillaries that carry blood to the brain and spinal cord tissue blocking the path way of the certain substance.</span>

4 0
3 years ago
Fats are digested in the
RSB [31]
I Know It has to be the stomach
5 0
3 years ago
Read 2 more answers
Hummingbirds need large amounts of energy to flap their wings between 60 and 200 times per second. Their wings beat so rapidly t
Rzqust [24]
I think the answer would be G
5 0
3 years ago
What instrument is used to measure the average kinetic energy in a substance? calorimeter thermometer spectroscope voltmeter?​
s344n2d4d5 [400]

Answer:

The instrument used to measure the average kinetic energy of particles in a substance is thermometer. A measure of the average kinetic energy of particles in a substance is temperature

Explanation:

8 0
3 years ago
Other questions:
  • Please help me!!!!!!!!!!!!!!!!!!!!!!!!!!!!
    14·1 answer
  • Natural selection is best described as a a change in an organism in response to a need of that organism b a process of nearly co
    13·1 answer
  • Which of these causes adaptive radiation?
    13·1 answer
  • Questions number two
    15·1 answer
  • What happened to stomatal aperture width as co2 levels increased?
    13·1 answer
  • During ice ages our planet supports more glaciers and deserts than Forest<br><br>True or false?
    11·2 answers
  • What is "twinkling"? (in telescopes) a. Flashing of quickly revolving starts b. Distortion of light in the very large mirrors of
    6·1 answer
  • Which tarsal bone articulates with the tibia and fibula
    9·1 answer
  • How do you think the creation of a foldscope can make a difference/ an impact?
    5·1 answer
  • Roman says that the risk of osteoporosis can be reduced by making certain lifestyle choices. Which lifestyle choice could Roman
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!