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Masja [62]
2 years ago
8

Please help ASAP guys !!! Thanks

Physics
1 answer:
andreev551 [17]2 years ago
7 0

Answer:

(a) gravitational potential energy converted to kinetic energy

(b) chemical energy is converted to light or heat energy

(c) mechanical energy is converted into kinetic energy

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Imagine your teacher asks you to design an experiment where you test the effect of temperature on the growth of a plant. You hav
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Answer:

The correct answer will be-

1. Dependent variable- The growth of plant in the form of height

2. Independent variable- different temperature

3. Constant variable- The amount of water, amount of sunlight, type of soil.

Explanation:

A Scientific experiment must include three types of variables which are: The independent, dependent and the constant variable.

1. Independent variable- The variable which can be modified or changed either on its own or manually. The variable directly influences the variable to be studied. In the given condition, the independent variable is the different temperature provided to the plants.

2. Dependent variable- The variable which is being studied in the experiment and directly influenced by the independent variable is the growth of the plant which is measured in the form of height.

3. Constant variable- The variable which is kept constant throughout the experiment and remains the same which could be the amount of water amount of sunlight and type of soil.

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Jana is observing a young autistic boy in a preschool classroom. Her job is to note each time the boy gets up from his chair wit
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The answer is tallying
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3 years ago
Explain why a person who has runny nose is unable to detect smells clearly.
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If you have a runny nose then the mucus will block the path that smell goes through. So if you are trying to smell a flower then you will have a hard time because the mucus is in the way, or blocking the entrance path. Hope this helps:)

May I please have brainliest?
3 0
3 years ago
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A block of mass m = 4.8 kg slides from left to right across a frictionless surface with a speed Vi=7.3m/s. It collides with a bl
nirvana33 [79]

Answer:

The speed of the 11.5kg block after the collision is V≅4.1 m/s

Explanation:

ma= 4.8 kg

va1= 7.3 m/s

va2= - 2.5 m/s

mb= 11.5 kg

vb1= 0 m/s

vb2= ?

vb2= ( ma*va1 - ma*va2) / mb

vb2= 4.09 m/s ≅ 4.1 m/s

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3 years ago
A digital signal differs from an analog signal because it a.consists of a current that changes smoothly. b. consists of a curren
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d.it is used in electronic devices

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