BIOLOGY MIDDLE SCHOOL

What do you call a collection of organ systems, organs and tissues that carries out life processes on its own?Incorrect
A. cells
B. organ systems
C. tissues
D. organism

Answers

Answer 1
Answer: the answer is D. organism

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A scientific hypothesis is best defined as

Answers

It is best defined as a "proposed explanation".

Final answer:

A scientific hypothesis is a tentative explanation for an observation or phenomenon that can be tested scientifically. It's an educated guess about the relationship between two or more variables. For instance, stating that plants require sunlight to grow is a hypothesis that can be tested.

Explanation:

A scientific hypothesis is best defined as a tentative explanation for an observation, phenomenon, or scientific problem that can be tested by further investigation and/or experimentation. In other words, a scientific hypothesis is an educated guess about the possible relationship between two or more variables. For example, if you observed that a plant did not grow well without sunlight, you could form a hypothesis that plants need sunlight to grow. You could then test this hypothesis through an experiment.

Learn more about Scientific Hypotheses here:

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What is an abiotic and biotic organism?A. A nonliving organism and a living organism
B. Organisms that adapt in the habitats cause they do

Answers

An abiotic organism is nonliving. A biotic organism is living.

Help me please I ned help just help with at least one!

Answers

sorry if the spacing is off, try to read it
so

1. the books will be more likely tofall over the slower you pull out the pillow
2. I tried a 5 pound book and did it 10times each time, I did each speed twice so the speeds are1,1,2,2,3,3,4,4,5,5
3. this illustrates the law of inertiawhere an object at rest stays at rest until an outside force actsapon it, bsaically the faster you moved the pillow, the less thepillow affected the 'staying-put'ness of the books

1. the middle
2. the middle
3. actually test it (answer is a closeto the middle, but off to the side that is sharpened since it hasless weigh)

1. the rice danced and bounced around
2. the straw vibrated. if you're lucky,sounds come out like a flute or wind instument (not brass)
3. the clips danced and bounced aroundlike the rice one
4. the kernals vibrated and moved also

What are some likely reasons the classroom doorknob is among the least infected areas in a classroom

Answers

that the doorknob isn't used that recently by students, since they don't really use that to study.
Brass doorknobs exhibit an effect known as The Oligodynamic Effect.

This property of a metal means that it will react with the amine groups of enzymes or protein found in bacteria, and kill them.

Most heavy metals exhibit this antiseptic ability.

What is reflection of light in all directions called

Answers

the reflection of the light in all directions is called unidirectional radiation or  scattering.

In which step of the water cycle does water return to the surface of Earth? a. condensation c. evaporation b. precipitation d. runoff

Answers

B. Precipitation is rain.

Answer:

b

Explanation:
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