100 POINTS!! ANSWER ALL PLEASE, AND EXPLAIN YOUR RESPONSE!
Students have a small steel ball and a large steel ball, and they have a short ramp and a tall ramp.
The students want to find out if a ball's size affects how far it can roll. They also want to find out if the height of the ramp affects how far the ball can roll.
They do the following experiment:
**Written Response** What can they conclude from this experiment? Why?
Answer:
I think the height of the ramp affects the distance that the ball can go, but the size doesn't affect it
and as you decrease th height of the ramp it will look like straight thing, when it look like that the ball might need a little force in order to get speed also to go far
but in this condition the size can affect the ball distance it also depends on how much you give to it
Thank you !
What is the division of type based on?
Answer:
There are two types of cell division: mitosis and meiosis. Most of the time when people refer to “cell division,” they mean mitosis, the process of making new body cells. Meiosis is the type of cell division that creates egg and sperm cells. Mitosis is a fundamental process for life.
Explanation:
Is this a good problem/observation?
what is the path away water through plants
Answer:
Water passes though xylem in plants.
Which is a component of pseudoscience but not science
A female has a brother who is color blind and a mother who is not.
What is the probability that the female is a carrier for the trait?
25%
100%
50%
0%
25% is the probability that the female is a carrier for the trait. So, the correct option is (A).
What is Colourblindness?Color blindness is defined as a reduced ability to differentiate between colors compared to the norm of normal human color vision. It is also called color vision deficiency (CVD) when a person is color blind, usually having difficulty distinguishing between certain colors such as yellow and orange, green and brown, pink and grey, or blue and green. Purple. These are typical of what is called "red-green color blindness".
The genes that can give red-green color blindness are passed on the X chromosome, although it is passed on the X chromosome, red-green color blindness is more common in males, causing males to inherit it from their mothers. There is only 1 X chromosome.
In the above case, if the mother is not colour blind but her son is color blind so, the probability for her daughter is 25%.
Thus, 25% is the probability that the female is a carrier for the trait. So, the correct option is (A).
Learn more about Colorblindness, here:
https://brainly.com/question/24228171
#SPJ2
The amount of fertilizer used on plants when determining floral plant
growth is considered which of the following?
dependent variable
independent variable
control variable
I NEED A ANSWER
Answer:
Dependent
Explanation:
mm
how free trade rather than protectionism can favour countries.
Explanation:
Free trade is good for consumers. It reduces prices by eliminating tariffs and increasing competition. ... In principle, this will make goods and services cheaper. In contrast, protectionism can result in destructive trade wars that increase costs and uncertainty as each side attempts to protect its own economy.
The common subatomic particles that make up an atom consist of protons, neutrons, and ___ .
Which one of the following is an adaptive immune defense?
a. Intact skin
b. Fever
c. The inflammatory response
d. Proteins that kill invading microbes
e. Antibody production
Answer:
e. Antibody production
Explanation:
Why do you blink
This is what it looks like when you blink with your eyes and mouth
LOL
Ans我们每一个人都在不断地眨眼，正常人每分钟要眨眼10～20次，每次眨眼的时间约0.2～0.4秒
除去睡眠时间，一个人一天要眨眼1万次左右，人体中最忙碌的算是提睑肌了
每次眨眼间隔时间仅4～5秒钟wer:
lanation:
an organism's metabolism helps it to maintain homeostasis. this is evidence that it is a living thing since all living things
A.) have genetic material
B.) are made of one or more cells
C.) grow and develop
D.) use energy
Answer: C
Explanation:
Describe the structure and function of bone.
Answer:
Bone is a mineralized connective tissue that exhibits four types of cells: osteoblasts, bone lining cells, osteocytes, and osteoclasts [1, 2]. Bone exerts important functions in the body, such as locomotion, support and protection of soft tissues, calcium and phosphate storage, and harboring of bone marrow
_________ feed on dead matter, causing it to decay while ________ feed on already decaying matter.
A. Decomposers, Consumers
B. Saprobes, Detritivores
C. Producers, Consumers
D. Detritivores, Consume
Answer:
Decomposers, Consumers
Explanation:
Answer:
B) Saprobes, Detritivores
Explanation:
Saprobes derive their nourishment from nonliving or decaying organic matter.
Detritivores feed on dead, organic material and play an important role in the breakdown of organic matter from decomposing animals and plants.
PLEASE HELP ASAP FAST
Answer:
c ,this the correct answer cytoplasm ,cytoplasm a.nucles ,plasma membrane
high levels of pollution will most likely
Answer:
It could cause acid rain.
3 ways of transporting carbon dioxide in blood
Carbohydrates stored in the liver are in the form of starch.
True
False
Answer:
It is false. carbohydrates are stored in form of glycogen.
Which cycle does NOT involve the atmosphere? *
A. water
B. nitrogen
C. carbon
D. phosphorous
Answer:
Phosphorous
Explanation:
What is the formula for nitric acid?
Answer:
Explanation:
Hydrogen nitrate I believe
The chemical formula for the substance nitric acid is HNO₃. Based on the information from this chemical formula, this means that one single molecule of this substance nitric acid contains a covalent bond of one atom of hydrogen, one atom of nitrogen, and three atoms of oxygen. I hope I helped answer your question. Have a great day! Take care! :) :) :) :)
Question 10
If you see caribou, lynx, bears, and conifers, you are probably in
Answer:
great danger
beacause lynx and bears can eat you alive
If you see reindeer, lynx, bear, and conifers, you're probably in a biome taiga.
What is taiga?The Taiga or boreal forest is a biome formed mainly by conifer-type plants, so it is also called the Coniferous Forest.
The climate in this region is subarctic, characterized by a very cold, long and dry winter with temperatures reaching -50º C. Summer is short and humid, days are longer and temperatures can reach 20º C.
With this information, we can conclude that if you see reindeer, lynx, bear, and conifers, you are probably in a taiga.
Learn more about Taiga in brainly.com/question/15304782
is this right i dont know if it is
Answer: Yes
Explanation:
Astronomy and reincarnation are not Science.
What is epistasis?
traits where one gene interferes with the effect of another
traits whose genes are inherited separately
traits whose genes are inherited together
when a single gene controls a trait
Answer:
A
Explanation:
traits where one gene interferes with the effect of another
10. Name the type of tissues present in the following structures.
a. Hair follicles and nails
Answer:
Keratinocytes
Explanation:
Keratinocytes (ker-uh-TIH-no-sites) make keratin, a type of protein that's a basic component of hair, skin, and nails. Keratin in the skin's outer layer helps create a protective barrier.
Principles of building ecological towers. Advantages and disadvantages of ecological towers
Explanation:
in short answer,
advantages :
- more green more fresh air
- we are lack of rainforest these days, this is one way to taking care of greens by making it.
disadvantages :
- still require environmental damage for building the building itself, toxic waste and so on
- required $$$$ to buy the plants or seed itself
Explain why a relatively large forest can only support a
small number of wolves.
Answer:
below
Explanation:
It's not necessarily that a large forest can only have a small population of wolves because a larger population will not affect the ecosystem that much but it just depends on the area. One forest may have more prey than others which the wolves rely to eat and stay healthy. So yes it would be preferred to have a smaller population but again, it doesn't hurt to have a large one either. The main problem with having a larger population of wolves can be one of two issues;
To many wolves to feed with less prey.To many wolves are going to want to fight for being the alpha in the pack.Best of Luck!
Modern inventions and discoveries:
A.support Scripture and creation
B. support the idea of evolution
C. do not relate to Scripture
D. falsify Scripture
Answer:
B
Explanation:
what does erythropoietin do
Answer:
Erythropoietin (EPO) is a hormone produced primarily by the kidneys, with small amounts made by the liver. EPO plays a key role in the production of red blood cells (RBCs), which carry oxygen from the lungs to the rest of the body. This test measures the amount of erythropoietin in the blood 2020
Explanation:
Condition present: EPO level
Polycythemia: Normal or low
Anemia: High
The carbon cycle involves a variety of processes that transfer carbon among Earth systems. Many of these processes also transfer which one!
element?
o A oxygen, which bonds with carbon in carbon dioxide
B. nitrogen, which bonds with carbon in amino acids
C. phosphorus, which bonds with carbon in DNA
D. chlorine, which bonds with carbon in a variety of compounds
A oxygen, which bonds with carbon in carbon dioxide
What is photosynthesis
Answer:
The process by which green plants and some other organisms in the presence of sunlight to synthesize nutrients from carbon dioxide and water is called photosynthesis.
