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galina1969 [7]
3 years ago
11

A clean-burning gas derived from water is what

Biology
1 answer:
Luba_88 [7]3 years ago
7 0
The answer to this question is Fossil Fuels

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During platelet plug formation, platelets begin to stick to:.
sashaice [31]

Answer:

During platelet plug formation, platelets begin to stick to: collagen with the assistance of von Willebrand factor. As a platelet plug forms at an injury site platelets become activated and their cytoplasm: degranulates as they release chemicals such as ADP and thromboxane A2.

Explanation:

Please mark me brainliest

6 0
2 years ago
terry physics pushes a 75kg lab cart so that is accelerates from rest with a velocity of 4.4m/s in 3.1 secounds. what is the for
svetlana [45]

106.5N

Explanation:

Given parameters:

Mass of cart = 75kg

Velocity = 4.4m/s

time taken = 3.1s

Unknown:

Force = ?

Solution:

To solve this problem, we are going to apply newton's second law of motion. The law states that "the acceleration of a body is directly proportional to the force on the body and inversely proportional to the mass".

      F = m  x   a

F = force on body

m = mass of body

a = acceleration of the body

 But we know that acceleration is the change in velocity with time of a body;

     a  = \frac{change in velocity }{time}

  F = m x \frac{V}{t}

V is the velocity

t is the time taken

   F = \frac{75  x  4.4}{3.1}   = 106.5N

learn more:

Newton's law brainly.com/question/11411375

#learnwithBrainly

6 0
2 years ago
When an organism has a trait that is favorable to environment what does that mean?
dolphi86 [110]

then it means that they have a survival trait or otherwise known as an inherited trait for survival .. since animals do not have warm houses like us they need to develop fur or something else which means that the skill that is favorable to the environment is an inherited trait

plz mark brainliest

3 0
3 years ago
CAN SOMEONE PLEASEEEE HELP ME WITH THIS SCIENCE QUESTION I WILL MARK YOU BRAINLIEST !!!
JulsSmile [24]

Answer:

When the rule of 70 applies to population, dividing 70 by the percentage of population growth should equal the time (in years) that the population needs to be double (option A)

Explanation:

The rule of 70 is useful to calculate the time in which a variable of any type can be duplicated. The calculation is done by dividing the number 70 by the percentage of growth of the variable.

<u>If the rule of 70 is applied to the population, it is possible to calculate, based on its growth rate, the time that population would need to double</u>.

If, for example, the growth rate of a population is 3 percent:

70 / 3 = 23,33

This indicates that a population, with a growth rate of 3% would need about 23,33 years to double.

6 0
3 years ago
What trophic levels do humans occupy on an ecologcal pyramid?
zhannawk [14.2K]
I believe the answer would be "Top Predators"
4 0
3 years ago
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