Please help!
Peter is pushing the rock but the rock is not moving. Choose the statement that describes the force(s) being applied in the image.
a boy pushing a rock, but the rock is not moving
The force of the push is an unbalanced force.
The forces acting on the rock are balanced.
A weaker force of pushing would result in unbalanced forces.
The force of gravity is pulling the rock upwards.
Answers
Explanation: Basically since the object is not moving we can consider this system to have a net force of zero (where are forces are balanced). In this problem, the force applied equals the static friction pushing back, and the force of gravity equals the normal force exerted by the ground on the rock.
Answer:2b
Explanation:
Related Questions
Think back to the activity from the beginning of the lesson. After what you have
learned about substances and mixtures, how have your ideas changed?
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Answer:
......what lesson....
Explanation:
would you mind clearing up the question a little
How do the properties of lipids
help explain the structure of a cell membrane?
Answers
Explanation:
Lipids give cells membranes a flexible structure which forms a strong barrier between the cell and its surroundings
Answer:
Lipids give cells membranes a flexible structure which forms a strong barrier between the cell and its surroundings. This tells us that the lipid surrounds the structure which then forms the shape of the cell.
Explanation:
b19 , b20
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pls also check my other questions!
Answers
John goes to work by car or by train.
(a) The probability that John goes by car is 04
Work out the probability he goes by train
Answers
Answer:
0.6
Explanation:
1 - 0.4 = 0.6
Probability will always be out of 1 therefore if the probability of John going to work by car is 0.4 then going by train would be 0.6.
The energy that cells need to function is
Answers
Answer:
adenosine triphosphate (ATP)
Explanation:
<3
what is the study of hereditary called?
Answers
Answer:
GeneticsExplanation:
Genetics is the study of heredity in generalHOPE IT HELPS!explain four ways in which saprophytes are economically important in nature.
Answers
Answer:
They break down dead and decaying organic matter into simple substances
Explanation:
.
Which of the following statements describes a benefit of most cells being
small?
A. Small cells have a greater surface-to-volume ratio than larger
cells.
B. Small cells move more quickly than larger cells.
C. Small cells have a smaller surface-to-volume ratio than larger
cells.
D. Small cells move more slowly than larger cells.
SUBMIT
Answers
Answer:
Small cells have a smaller surface to volume ratio than longer
What is the main difference between organisms that share many characteristics and organisms that do not?
Answers
Answer:
The more derived characteristics organisms share,the greater their degree a kinship. For instance,a derived characteristic in plants is the presence of the vascular tissue.Although all organisms share similar traits.
Explanation:
Hope this helps.
Once overweight, Brenna's mother has started to lose weight as she's aged. At first, Brenna was happy to see this because she thought it may help her mother bounce back from future injuries. On the contrary, Brenna has started to notice that her mother is having more difficulty with walking and climbing stairs. Her doctor explains that this declining function is common in adults age 65 and older. What term describes the muscle wasting Brenna's mother is experiencing?
a. sarcopenia
b. aphasia
c. kyphosis
d. xrostomia
Answers
The term that describes the muscle wasting Brenna's mother is experiencing is sarcopenia. That is option A.
An overweight individual is an individual whose body mass index is between 25 to less than 30.
Body mass index is calculated based on the weight and height of an individual.
An Brenna's mother advances in age, she begins to experience lost of muscle mass.
This is because of the following:
decline in hormones and numbers of neuromuscular junctions, increased inflammation, declines in activity, and inadequate nutrition.This will in turn lead to difficulty with walking and climbing stairs.
Therefore, the term that describes the muscle wasting Brenna's mother is experiencing is sarcopenia
Learn more here:
https://brainly.com/question/9101179
altering the environment to minimize the stimuli for eating is called
Answers
Answer:
Stimulus control
Explanation:
You are controlling the stimuli. Altering the environment to influence, in this case minimize, stimuli is an example of stimulus control.
into what organelle might the cellular products be placed?
Answers
Answer:
Explanation:
Shipping department - Golgi apparatus
Factory interior - Cytoplasm
Vessels- Cellular package containing products such as protein
Warehouse for storage of products -Vacuole
There are different function or different department of every cell organelles and these are mentioned below:
Shipping department - Golgi apparatus
Factory interior - Cytoplasm
Vessels- Cellular package containing products such as protein
Warehouse for storage of products -Vacuole
What are cell organelles?The term cell organelles has been defined as the organ or part of the cell which has been considered as the part of the cell. Cell organelles are mitochondria, ribosomes, vaccuoles, cell wall, endoplasmic reticulum, nucleus and many more.
In the cytoplasm, tRNA, play major role in protein synthesis and tRNA brings amino acids to the ribosome according to the codon in the mRNA which is translating. tRNA contain anti-codon which recognize and bind to the codon as by base pairing where they are linked to protein synthesis as well as tRNA is loaded by aminoacyl-tRNA synthetase enzyme with correct amino acid, which they bring to ribosome for protein synthesis.
Therefore, Shipping department - Golgi apparatus
Factory interior - Cytoplasm
Vessels- Cellular package containing products such as protein
Warehouse for storage of products -Vacuole
Learn more about cell organelles on:
https://brainly.com/question/496953
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what type of muscle tissue is found in the wall of blood vessels
Answers
Answer:
cardiac muscle
they are mainly in the walls of the heart. it's contraction pumps blood that allows the heart to beat
What inputs of photosynthesis move through the stomata?
Answers
Answer:
The gas exchange of carbon dioxide and oxygen occurs through the stomata.
Explanation:
Hope this helps.
The movement of gas in the opposite direction
What are S-strain and R-strain bacteria?
Answers
Answer:
When Frederick Griffith discovered two strains of Streptococci in 1923, the bacteriologists were intrigued by the differences between them: the S (smooth) strain, which produces colonies that are smooth and shiny on a lab plate; the R (rough) strain, which lacks a polysaccharide coat and produces colonies that are rough and irregular on a lab plate.
Explanation:
What are the three sections of the female part of the flower called?
a) style, stamen, and pollen
b) stamen, ovary, and pollen
0 ) anther, pollen, and filament
d) stigma, style, and ovary
Answers
Answer:
D
Explanation:
Answer:
D
Explanation:
What function or process is common to all living things?
Answers
Answer:
respiration
Explanation:
because the food is wanted by all and we all take breathe
the movement of water into the atmosphere from plants is
Answers
Answer:
Transpiration
Explanation:
Process through which plants lose water into the atmosphere
Answer:
Transpiration
Explanation:
The process by which water moves into the atmosphere from plants is transpiration
how is the reproduction of bryophytes similar to that of ferns?
Answers
Answer:
see below
Explanation:
Reproduction relies on water so that sperm can swim to the egg. Breophytes and ferns both have sperm. ... Ferns require water for the sperm to swim, but breophytes the sperm are released directly on the feralization site, and don't need to swim.
I need to know the answers to what the solutions are.
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Answer:
honestly same.
Explanation:
I don't know this complex science
What is the term for a section of a DNA molecule that codes for proteins?
Answers
Answer:
Gene. A segment of a DNA molecule (a sequence of bases) that codes for a particular protein and determines the traits (phenotype) of the individual.
Explanation:
Mark me brainly please
PLZ HELP! why it is important to base scientific theories and models on empirical evidence as opposed to other ways of knowing such as religion?
Answers
Answer:
A theory not only explains known facts; it also allows scientists to make predictions of what they should observe if a theory is true. Scientific theories are testable. New evidence should be compatible with a theory.
Explanation:
It is more difficult to identify eukaryotic genes than prokaryotic genes because in eukaryotes ________.
Answers
There are introns in eukaryotic genes.
Photolysis is a part of which cycle? a. Phosphorus b. Oxygen c. Nitrogen d. Carbon Please select the best answer from the choices provided A B C D.
Answers
Answer:
B Oxygen
Explanation:
it's the answer for your question..
Answer:
It is B
Explanation:
Is scientific law a proven concept? Explain why or why not.
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Phân biệt các bệnh của bệnh di truyền đơn gen
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Explanation:
please tell in english
the endocrine system is responsible for communication in the body using
Answers
Answer:
using your hormones as a chemical message to your brain
Explanation:
organism that makes its own food
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Answer:
Explanation:
autotrophs
An autotroph is an organism that can produce its own food using light, water, carbon dioxide, or other chemicals. Because autotrophs produce their own food, they are sometimes called producers. Plants are the most familiar type of autotroph, but there are many different kinds of autotrophic organisms.
Plant cells can produce glucose.
Suggest why yeast cells cannot produce glucose.
Answers
Answer:
Glucose can still be broken down in the absence of oxygen in order to meet the cells energy requirements. In plant and yeast cells pyruvate is converted into carbon dioxide and a type of alcohol called ethanol.
Explanation:
Explanation:
This was what I saw on the internet
Glucose can still need broken down in the absence of oxygen in order to meet the cells' energy requirements. In plant and yeast cells, pyruvate is converted into carbon dioxide and a type of alcohol called ethanol.
What are the little hairs that line the nasal cavity and help trap microorganisms?
Answers
Answer:
c. Cilia is correct
Explanation: