Answer:
2400 newtons.
Explanation:
Im not really sure, I just guessed?
Ill give brainliest and a 5 star review for the best answer Do you think your town or neighborhood has an ecosystem? If you don’t think so, explain why not. If you do think so, what are the producers, consumers, and decomposers in the ecosystem? What roles do humans play in this ecosystem?
Answer: I do think that neighborhoods are an ecosystem
Explanation: a ecosystem contains living and non-living things, some examples are the people,plants,and pets are living organisms and the houses and the street lamps are non living. Therefore making a neighborhood a ecosystem
HURRY PLEASE
What forces act upon a maglev train? Select the THREE (3) that apply.
air resistance
air resistance
friction with the ground/track
friction with the ground/track
magnetic fields that attract and repel
magnetic fields that attract and repel
gravity
gravity
applied forces from other vehicles
Magnetic fields that attract and repel, gravity, and friction with the ground/track are the forces that act upon a meglev train.
What is maglev train?
A maglev train is a train that is propelled by the effect of magnets on both the train and the tracks.
Force that act upon maglev trainGravityFriction Magnetic fieldsThus, we can conclude that, magnetic fields that attract and repel, gravity, and friction with the ground/track are the forces that act upon a meglev train.
Learn more about maglev train here: https://brainly.com/question/16196328
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The neighborhood swimming pool is 20 feet long, 8 feet wide, and 4 feet deep. Which formula below should be used to find how much water the pool can hold?
Answer:
The formula to use is
VOLUME=LENGTH×BREADTH×HEIGHT
PLEASE GIVE BRAINLIEST
30 POINTS FOR THE BRAINLIEST
What patterns do you observe?
How are the two waves similar?
How are they different?
Answer:
they both increase then decrease
they don't have the same points
they have 2 different electric fields
Explanation:
Mr. Rogers wanted to study the affect of different types of music would have on students ability to complete the IA. What is his dependent variable? What Is his independent variable ?
A. classrooms
B. types of music
C. IA scores
D. students
Tell me why in Louisiana it always gotta freaking have a hurricane
Describe the concentration of hydronium ions and hydroxide ions when a base is added slowly to a white vinegar solution. The pH of white vinegar is 3.1.
Answer:https://brainly.com/question/22666401
Tis question is already answered my frnd
Explain how you could use the solubility of a substance to make a saturated solution.
Describe the concentration of hydronium ions and hydroxide ions when a base is added slowly to a white vinegar solution. The pH of white vinegar is 3.1. Explain
Answer:as you add the base it added some PH. The Ph lever of white winegaer is2.4 - 3.4
Explanation:
will give branliest
How could you possibly see the world in slow-motion
Answer: take out your phone, record things in slow motion mode, and watch it after?
or just try imagining it.
or tell everyone to walk slowly for scientific purposes
yeah thats all i have
Explanation:
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ASAP PLLEEASE HURYYYYYYYYYYRRRRRRRRRRRRYY (NO FILES FOR ME NEEDING TO DOWNLAOD PLEASE!)
1.Fill in the blank with the correct term to make the statement true.
During the (day/night)
at the beach, the land cools down
(faster/slower)
than the
(land/ocean).
Because of this, the air over the land is
(Warmer/cooler) than the air over the ocean. The
(More/less)
dense air rises over the ocean and the cooler,
(More/less)
dense air blows in from over the land creating a
(sea/land)
breeze.
2.Which statement is true about winds?
Winds always blow from low to high pressure.
Winds always blow from water to land.
Winds always blow from land to water.
3. Winds always blow from high to low pressure. How do landmasses impact the movement of air and water?
They stop all movement of both air and water.
They speed up the air and water and allow it to pass though.
They change the direction and slow them down.
They slow down the air but speed up the water.
Answer:
1.Fill in the blank with the correct term to make the statement true.
During the (night)
at the beach, the land cools down
(slower)
than the
(ocean).
Because of this, the air over the land is
(Warmer) than the air over the ocean. The
(More)
dense air rises over the ocean and the cooler,
(More)
dense air blows in from over the land creating a
(sea)
breeze.
2.Which statement is true about winds?
Winds always blow from low to high pressure.
true
Winds always blow from water to land.
false
Winds always blow from land to water.
false
3. Winds always blow from high to low pressure. How do landmasses impact the movement of air and water?
They stop all movement of both air and water.
They speed up the air and water and allow it to pass though.
They change the direction and slow them down.
think this is it
They slow down the air but speed up the water.
pt:2
answering the pictures
9- I don know sorry
15-B
16-A
Explanation:
just trying to help LET ME KNOW IF IT'S WORNG
A scientist designs some experiments to record how various substances change. She then reviewed her results. Which of the investigations listed below is an example of how the substance changed chemically?
Sodium metal reacts violently and explodes with water.
After heating aluminum in a crucible, it began melting at 1200 degrees F
Hydrochloric acid is stored inside plastic containers.
Grinding Copper sulfate allowed it to be dissolved much quicker.
Answer:
Sodium reacting with water and exploding.
Explanation:
the others are just melting, dissolving and storing a chemical. also I know its a chemical reaction because its the only answer that involves more than one chemical and has an actual change.
hope this helps :)
What type of worm has a circulatory system?
Nematodes
Segmented worms
Roundworms
Flatworms
Your answer will be Segmented worms. Segmented worms have a closed circulatory system in which blood is enclosed in blood vessels.
what will happen? (Newton's 1st Law Egg Drop)
Answer:
dogwater
Explanation:
lalidadida
1.Which of the following is an example of a non-renewable resource?
A.Wind
B.Solar (Sun)
C.Trees
d.petroleum
2.Burning fossil fuels releases which gas into the air, making the Earth warmer?
A.Oxygen
B.Water
D.Nitrogen
D.Carbon Dioxide
O 9 ? A B с The models above show particle arrangement. The following statements compare and contrast the models. 1. The substance in diagram A has the highest density. 2. The substance in diagram A has the highest energy. 3. The substances in diagrams B and C would flow freely. 4. The substance in diagram C has the lowest temperature. 5. The substances must undergo a chemical change to transform into a different model.
Answer: 2 The substance in diagram A has the highest energy
Explanation:
Answer:
On my test, I have to choose which of the 5 statements are correct. 1 and 3 are definitely correct. 5 is NOT correct as this is matter we are talking about. When matter changes that is a physical change and NOT a chemical change.
1 & 3 are your answers
Solar: converts mechanical energy of _____________ into electricity.
Wind
The Sun
Water
I NEED HELP ASAPPPPPPPPPPPPPPPP
Answer:
i wold think it is C
Explanation:
Answer:
c i want brainiest
Explanation:
Describe the concentration of hydronium ions and hydroxide ions when a base is added slowly to a white vinegar solution. The pH of white vinegar is 3.1.
Answer: as you add the base it added some PH. The Ph lever of white vinager is2.4 - 3.4
If you start with 5.5 liters of hydrogen peroxide (H2O2), how many molecules of oxygen gas (O2) will be produced?
Answer:
2.75 mol O2
Explanation:
2 H2O2 = 2 H2O + O2 is the formula
heres a picture of the work
Predict whether an ionic compound will dissolve in a nonpolar solvent.
What happens to salt water and fresh water when you try to mix them.
Answer:
Salt water overtakes the fresh water
Explanation:
Answer:
It all becomes salt water, unless there is enough fresh water to dissolve the salt.
Explanation: Science/Chemistry
Given the following equation: Mg (s) + 2HCl (aq) → MgCl2 (aq) + H2 (g)
If you start with 4.50 grams of Magnesium (Mg), how many grams of Hydrogen gas (H2) will you theoretically produce? If you actually produce 0.25 grams, what is your percent yield?
please help
Explain how you could use the solubility of a substance to make a saturated solution.
Answer:
Add solute to liquid until dissolving stops.
Evaporate a solvent from a solution until the solute begins to crystallize or precipitate.
Add seed crystals to a solution that is supersaturated.
Explanation:
why do we see different phases of the moon.
Answer:
The Moon itself does not generate light; it is lit up by the Sun. As the Moon orbits the Earth, the portion of illuminated Moon that we see changes – giving rise to the phases of the Moon. ... Sometimes the Earth, Moon and Sun are aligned such that the Earth is directly between the Sun and the Moon.
Explanation:
Answer:
Shadows
Explanation:
The Moon Dosent Produce Light,Therefore In Diffrent Cycles Shadows Cover Diffrent Parts Of The Moon Dpending Where The Suns Light Is Hitting It.
some students observe four different lab investigations. The students record their observations in a table.
Investigation
Observations
1
A beaker of water is
heated on a hot plate. Bubbles form in
the water, and steam is given off.
2
Oil is added to a beaker of water. Oil forms a layer on top
of the water
3
Sand and iron filings are mixed in a beaker. A magnet is
then used to separate the iron filings from the sand.
4
A piece of chalk is placed in a beaker of vinegar Bubbles
form as a gas is given off.
Which investigation most likely involved a chemical reaction?
Answer:
Number 4 is an example of a chemical reaction
Explanation:
heThe chalk is reacting with the vingear which is creating a new substance. The new substance is the gas that the reaction gives off.
1. What is the geologic time scale? Explain how the geologic time scale is a model.
2. How many millions of years was the Paleozoic?
3. During what era did the dinosaurs live?
4. During what period where the first early human relatives found?
√225/√25 = ?? hurry please I'm stuck on it
Answer:
√225/√25 =3
The answer is 3
Explanation:
Answer:
The answer is 3
Explanation:
How does resource extraction affect local and national economies?
Answer:
The direct channels by which extraction can affect the economy are of particular interest. The development of mines or oil and gas fields can result in significant shocks to a regional economy, generating jobs and drawing in capital from other regions and countries.
Explanation:
What drives the movement of Earth's tectonic plates?
A the movement of air currents pushing on the plates
OB. the convection of magma under the plates pulling them
Cthe movement of Earth on its axis pulling on the plates
Dthe convection of ocean currents above the plates pushing them
Answer:
B or D
Explanation: