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
Lana71 [14]
3 years ago
13

When lava cools and hardens quickly on the Earth's surface, the rock grains are

Biology
2 answers:
Anna [14]3 years ago
5 0
The rock grains are large
Gemiola [76]3 years ago
4 0

Answer:

Magma that cools quickly forms one kind of igneous rock, and magma that cools slowly forms another kind. When magma rises from deep within the earth and explodes out of a volcano, it is called lava, and it cools quickly on the surface. Rock formed in this way is called extrusive igneous rock.

You might be interested in
Huntington's disease is a congenital disorder that is passed from parent to child.
Rasek [7]
Huntington’s disease is caused by a defect in the genes, and it can be inherited. A. True
5 0
3 years ago
WILL MAKE BRAINLIEST
Vlad [161]
1. T
2. <span>unwind the DNA double helix during transcription
3. ribosomes
4. transcription 
5. replication</span>
8 0
3 years ago
Plz hurry i need this answer
lilavasa [31]

Answer:

<em>The correct option is A) cadmium dosage</em>

Explanation:

In an experiment, an independent variable can be described as a factor which is changed naturally or by us to see its effect on the dependent variable. The dependent variable is the variable which is under study and depends on the independent variable.

In the following experiment, we are checking the effect of different dosages of cadmium on the surviving ability of tadpoles. Hence, cadmium dosage is the independent variable. Tadpole population is the dependent variable.

5 0
3 years ago
What is the main function of the lymphatic system
Firlakuza [10]
The lymphatic system is a network of tissues and organs that help rid the body of toxins, waste and other unwanted materials. The primary function of the lymphatic system is to transport lymph, a fluid containing infection-fighting white blood cells, throughout the body.
7 0
3 years ago
The saturation of hemoglobin is __________% at the arterial PO2 of 95 mmHg, and is __________% at the venous PO2 of 40 mmHg.
ra1l [238]

The saturation of hemoglobin is <u>100% </u>at the arterial PO₂ of 95 mmg and is <u>75% </u>at the venous PO₂ of 40 mmHg

<h3>Saturation of Hemoglobin</h3>

The saturation of hemoglobin at the arterial PO₂ is 100 percent due to the constant supply of oxygen taken in from the environment. while at the venous PO₂ the hemoglobin is 75% due to the limited supply of oxygen.

Hence we can conclude that The saturation of hemoglobin is <u>100% </u>at the arterial PO₂ of 95 mmg and is <u>75% </u>at the venous PO₂ of 40 mmHg.

Learn more about Hemoglobin : brainly.com/question/10122738

7 0
2 years ago
Other questions:
  • Critical thinking and problem solving are thinking skills learned in science classes. These skills are key in the pursuit of cre
    12·3 answers
  • Which of the following statements about levels of biodiversity is correct?A. Genetic biodiversity is a measure of the total numb
    10·1 answer
  • ANSWER FOR BRAINILEST
    7·1 answer
  • Cellular growth is always occurring
    15·2 answers
  • What is the best definition of a eukaryotic cell?
    13·2 answers
  • A cell is placed into a hypertonic solution. How does the concentration of water differ in the solution and the cell cytoplasm?
    6·1 answer
  • Alexis, a middle-aged woman, is very moody and becomes irritable at the slightest provocation. Recently, her waist size has incr
    8·1 answer
  • What policies did George H.W. Bush pursue?
    9·1 answer
  • Five significance of genetic engineer​
    12·1 answer
  • HELP!! PLEASE!! AND STOP USING ME!!!! 17-19 PLEASE!!! IM STRUGGLING!
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!