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2 years ago

In terms of gravitational political energy,what happens to a ball as it rolls down a hill?

1 answer:

4 0

The gravitational potential energy of the ball decreases as it rolls down the hill while the gravitational kinetic energy of the ball increases due to its acceleration in velocity.

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What were the different theories and experiments that helped explain how life on Earth began?

hjlf

Answer:

Here are seven theories complied by the science daily LiveScience which suggests the origins of Life.

1 Panspermia.

2 Simple Beginnings. ...

3 RNA World. ...

4 Chilly Start. ...

5 Deep-Sea Vents. ...

6 Community Clay. ...

7 Electric Spark. ...

Explanation:

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2 years ago

Linda is studying while listening to her ipod. she notices that when she raises the volume five decibels when the volume is init

Y_Kistochka [10]

<u>Answer</u>: Weber's/Weber-Fechner's law of just noticeable difference

This phychologoical law is used to quantify the perception of change for a given stimulus. The perceived change is proportional/constant ratio to the initial stimulus. Thus, it is the minimum amount of a stimulus intensity change that will produce noticeable variation in sensory experience.

As in the example, it has been shown that this law is not function very well for extremes of stimulation.

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2 years ago

Cell drinking;cell eating;.Both are modeled here and are examples of __. A.osmosis B. diffusion C. endocytosis D. facilitated tr

Brut [27]

C) Endocytosis is the answer for this question because a cell will go out and find something it needs and then take it in. (i.e. cell eating or phagocytosis)

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3 years ago

Read 2 more answers

Discribe the types and importance of biological tools and identify their function

lara31 [8.8K]

Answer:

The answer is below

Explanation:

There are different types of biological tools, with each of them having different functions. However, for the sake of the question, some of the popular tools will be listed here.

1. Stockroom tools: this includes:

Beaker: this is essential to take or storing small substances

Bunsen Burner: this is important in the biological lab to heat a substance

Flask: this is essential in holding liquid substance.

Pipette: it forms of a lab spoon that is used in mixing substances to form a compound or mixture

2. Computer and Imaging system: this is important in image analysis and sequence-analysis programs

3. Cell cultures: this is used in the biological lab to enhance the complex cell differentiation required in the experimentation of animal cell structure

4. Microscopes: this is essential in determining and examining the microscopic organism that we can not see with our makes eyes

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2 years ago

What are the two main forces that cause soil erosion?

kramer

Answer:

Water and Wind

Explanation:

Erosion is caused by water wind and ice.

6 0

3 years ago