The MA of a lever is 4. If you have to lift the object up 20 cm,
how far will you have to pull down?
Answer:
jayfeather friend me
Explanation:
Answer: The mechanical advantage of a machine is 4. ... Mechanical advantage MA is the ratio of output (generated by the machine) force to input (applied to the machine) force. So MA = 4 means that for example if you apply 100 N then your machine will multiply that force and generate 400 N.
Question 2 Multiple Choice Worth 4 points)
[0.04H] Which of these statements is correct about tidal energy and ocean thermal energy?
A - Tidal energy may increase the fish population.
B - Tidal energy may increase the bird population.
C - Ocean thermal energy may alter the wave heights.
D - Ocean thermal energy may alter the ocean ecosystem.
Answer:
A.Tidal energy may increased fish population...
and
D. Ocean Thermal Energy may Alter The Ocean ecosystem.
Explanation:
I hope.it help u
Answer:
D. Ocean Thermal Energy may Alter The Ocean ecosystem.
Took Flvs test im valid
In the deep ocean layer, the temperature and salinity of the water is
options to anwser
the same
continues to decrease rapidly
Answer:
Option 2:- continues to decrease rapidly
HELP
13 POINTS
How do we know what animals from millions of years ago look like?
fossils!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Pattipan squash are either white or yellow. In growing Pattipans, you notice that if you want to get yellow Pattipans at least one of the parents must be yellow. Which color is dominant?
Explain.
Answer:
yellow
Explanation:
Yea it's yellow cus yea it's yellow
What is one reason that pumpkins are more closely related to corn plants than to edible mushrooms?
Answer:
they both make their own food (pumpkin and corn)
Explanation:
*
what’s a small cellular structure with a specific function
Answer:
tissues
Explanation:
organised to perform one or more specific function
On a coordinate plane, 3 parallelograms are shown. Parallelogram A B C D has points (3, 5), (6, 5), (4, 1), (1, 1). Parallelogram A prime B prime C prime D prime has points (3, negative 5), (6, negative 5), (4, negative 1), (1, negative 1). Parallelogram A double-prime B double-prime C double-prime D double-prime has points (negative 3, negative 4), (0, negative 4), (negative 2, 0), (negative 4, 0).
Which rule describes the composition of transformations that maps pre-image ABCD to final image A"B"C"D"?
Answer:
3
3
they are parallel
Explanation:
i did the lesson
What is not a following factor influencing natural selection
Buttermilk, yogurt, cottage cheese, and alcohol are some of the foods that are produced by bacteria performing the process of -
Answer:
dairy products? I'm not to sure
Select all the correct statements concerning proteins
pls help i’m taking a test.
Answer:
A,E,and F i think
Explanation:
Negative feedback: If blood pressure is high, the blood vessels should
A. dilate (open up more)
B. constrict (get tighter)
Obsessive-compulsive disorder is marked by unwanted behaviors that are repeated excessively and are uncontrollable.
Please select the best answer from the choices provided
T
F
Answer:
that is true
Explanation:
i have ocd and i have an uncontrollable urge to clean my trees
The statement "Obsessive-compulsive disorder is marked by unwanted behaviors that are repeated excessively and are uncontrollable." is a true statement. This is further explained below.
What is Obsessive-compulsive disorder(Disease)?Generally, an Obsessive-compulsive disorder is simply a personality condition marked by extreme orderliness, and a demand for control in interpersonal relationships.
In conclusion, Obsessive-compulsive disorder is marked by unwanted behavior.
Read more about Disease
https://brainly.com/question/943439
#SPJ2
please help, will give brainliest
Answer:
contraction and relaxation of the heart
Explanation:
This serves as a quick energy source.
a. carbohydrate.
b. nucleic acid.
c. lipid.
d. protein.
How is active transport different from simple diffusion and facilitated diffusion?
Answer:
Active transport is when substances move against the concentration gradient and go from low to high. Diffusion is when substances move with the concentration gradient and go from high to low.
Explanation:
1. A mixture is a blend of two or more substances that have NOT
A. combined chemically
B. dissolved
C. been mixed together
Please answer as soon as possible !!
Answer:
A. combined chemically
Explanation:
Which of the following statements regarding plant speciation is correct?
Animals adapt to their surroundings to improve reproduction rates.
Animals adapt to their surroundings to improve survival rates.
Animals adapt to their surroundings to reduce reproduction rates.
Animals adapt to their surroundings to reduce survival rates.
Answer:
The answer is Animals adapt to their surroundings to improve survival rates.
Explanation:
This is because even if they increased reproduction rates it wouldn't matter if they are dying.
Answer:
Animals adapt to their surroundings to improve survival rates.
Explanation:
Two black guinea pigs were crossed and they produced a litter of 4 black and 3 white guinea pigs. Which best explains this occurrence?
White fur is dominant to black fur.
White fur was the result of a mutation.
Both parents were heterozygous for black fur.
Answer:
Both parents were heterozygous for black fur.
PLEASE HELP DUE TOMORROW!
what are the advantages of harvesting more crops and trees to reducing carbon emissions?
And what are disadvantages of harvesting tree and crops for reducing carbon emissions?
Answer:
the advantage is free more space to plant crops and farm animals and build houses
the disadvantage is destroying the animal environment and may cause climate change and killing an endangered species by destroying there houses or by accident
Answer:
As trees grow, they help stop climate change by removing carbon dioxide from the air, storing carbon in the trees and soil, and releasing oxygen into the atmosphere and more space.
How can climate change be reduced? How can climate change be fixed? Is there any evidence for us to see that climate change has been affecting us?
Answer:
We can easily reduce and fix climate change by Using less greenhouse gasses and by switching to all electric. Unfortunately global warming has started to affect us in ways such as extreme weather, wildfires and even Global warming has shown to cause infectious diseases to spread more rapidly.
Hope this helps
A female heterozygous for dark hair and freckles married a male also heterozygous for dark hair and freckles. What is the possibility of having offspring with no freckles and light hair?
•8/16
•3/16
•9/16
•1/16
Answer: I would say 3/16 but then again im not too sure you may want to wait until a second answer arrives :D
What happens to water when light is absorbed?
A. it bonds with carbon dioxide and forms carbonic acid
B. it bonds with oxygen and form H2O2
C. it splits and oxygen is given off, while H+ builds up in the thylakoid space
D. it heats up and therefore provides the activation energy needed to start photosynthesis
Margaret has detached earlobes (a) , which is a recessive trait. If she wanted ALL of her children to have attached ears (A), what type of man would she need to marry in order to give her the best chances?
A. A man with the genotype AA
B. A man with the genotype aa
C. A man with lobed ears like hers
D. A man with the genotype Aa
Margaret can have all her children with attached earlobes only if she marry a man with AA dominant genotype.
As given,
Margaret has detached earlobes (a) which is a recessive trait If she wanted all of her children to have attached ears (A) if she have to marry a man with the dominant trait
Punnett' square:
A A
a Aa Aa
a Aa Aa
[Aa] are the genotype with attached earlobes [dominant genotype]
Therefore, Margaret can have all her children with attached earlobes only if she marry a man with AA dominant genotype.
To know more about dominant and recessive trait.
https://brainly.com/question/20730322
what kind of cell has many orgins of replication
Answer:
Assembled replisomes bidirectionally replicate DNA to yield two copies of the bacterial chromosome. B) Linear eukaryotic chromosomes contain many replication origins. I
Answer:
eukaryotic chromosomes
Explanation:
Prokaryotic chromosomes have a single source of replication whereas numerous sources of eukaryotic chromosomes. Since eukaryotic chromosomes are much larger, many outlets are required for the whole chromosome to be repeated within a limited period of time.
A replication root is a segment of DNA in which a gene, plasmid or virus is repeated.
(NEED ASAP!) how does crossing over during meiosis allow for genetic variablity?
part of earth that contains all ecosystems
Answer:
biosphere
Explanation:
biosphere
The biosphere is made up of the parts of Earth where life exists—all ecosystems.
I think the answer is the Biosphere
Sacculina carcini is a barnacle that attaches to the underside of the green crab. The barnacle finds a hole in the
green crab's exoskeleton, then uses microscopic hairs to feed on nutrients from the green crab's blood. The barnacle also lays its eggs in the green crab reproductive system, which sterilizes the green crab.
Which term describes the role of S. carcini in this relationship?
a.prey
b.host
c.parasite
d.predator
pls help!!
Answer:
c. parasite
Explanation:
the barnacle benefits from the host while the host is harmed from the barnacle
Answer:
c the parasite <3
Explanation:
What are some terms that describe cells that fight infections? Check all that apply
White blood cells
Red blood cells
phagocytes
B-cells
pathogens
Answer:
WBC : white blood cells
Explanation:
I Hope it's helps u
The prefix exo- means “out of” and the prefix endo- means “taking in”. How do these meanings relate to the meaning of exocytosis and endocytosis?
Answer:
Cytosis is is the transportion of large quantities of molecules into and out of cells. If exo means out of, that means the molecules are moving out of the cell. Endocytosis is when molecules move into the cell.
Explanation:
Answer:
The prefix “endo” means
✔ in
.
The prefix “exo” means
✔ out
.
✔ Homeostasis
is the state of maintaining a stable internal environment despite changing external conditions.
for yall on egde.
Explanation: