Answer:
The law of momentum conservation can be stated as follows. For a collision occurring between object 1 and object 2 in an isolated system, the total momentum of the two objects before the collision is equal to the total momentum of the two objects after the collision.
Explanation:
Answer:
For any collision occurring in an isolated system, momentum is conserved. The total amount of momentum of the collection of objects in the system is the same before the collision as after the collision.
Explanation:
I think it is a melting snowman but I just want to make sure.
An Example of an endothermic reaction is:
A). A melting snowman
B). Photosynthesis
C). Boiling Water
D). All of the above
What type of energy is stored in the bonds between atoms?
Question 1 options:
Thermal Energy
Nuclear energy
Light Energy
Chemical energy
please include explanation
Answer:
chemical energy
Explanation:
Energy, potential energy, is stored in the covalent bonds holding atoms together in the form of molecules. This is often called chemical energy.
Which statement about the heliocentric theory is correct?
1. Heliocentric theory is a set of testable explanations describing the Sun as being the center of the solar system.Heliocentric theory is a set of testable explanations describing the Sun as being the center of the solar system. , ,
2. Heliocentric theory is a set of guesses describing the Sun as being the center of the solar system.Heliocentric theory is a set of guesses describing the Sun as being the center of the solar system. , ,
3. Heliocentric theory is a set of predictions describing the Sun as being the center of the solar system.Heliocentric theory is a set of predictions describing the Sun as being the center of the solar system. , ,
4. Heliocentric theory is a set of laws that describe the Sun as being the center of the solar system.
Answer:
4 should be right
Explanation:
Heliocentric theory is a set of laws that describe the Sun as being the center of the solar system. The correct option is 4.
What is Heliocentric theory?The planets in a heliocentric system relate around a fixed sun. Mercury, Venus, the Earth, Mars, Jupiter, as well as Saturn all orbit the sun.
The moon is the only celestial sphere in this system that revolves around the earth as well as the sun.
Heliocentrism is an astrophysical model in which the Sun is assumed to be at or near the center of the solar system or the universe, with the Earth and other bodies revolving around it.
It aided in the advancement and precision of astronomical tools, both physical and mathematical, and altered scientists' understanding of the design of our solar system.
Thus, the correct option is 4.
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What is plasma?? Explain in detail.
Answer:
Plasma is a what is sometimes thought to be a fourth state of matter that is not solid liquid or gas. Hope this helps :)
Explanation:
Which of the following forces has not changed Earth's surface?
folding
erosion
weathering
gravity
Answer:Gravity is the force among the options listed that has not directly changed Earth's surface.
Explanation:
Gravity is a fundamental force that acts on all objects with mass, including the Earth itself, but it does not cause changes or modifications to the Earth's surface features. Instead, gravity influences the movement of materials and the shape of the Earth's surface by exerting a pulling force on objects. On the other hand, folding, erosion, and weathering are all processes that directly contribute to shaping
A scientist observes a galaxy through his telescope. He knows he's observing a galaxy, but can't make out its shape. However, he notices that the galaxy appears red. What type of galaxy is he observing?
please help this is due tomorrow morning!!
Answer:
mars
Explanation:
mars is very red and orangish
_______ is the amount of matter in an object.
Question 1 options:
Mass
Weight
Gravity
An astronomer writes down the following for an object in the night sky: azimuth 364˚ and altitude 93˚, what is wrong with the values?
If your azimuth is larger than 180 degrees, multiplying it by 180 degrees to find your rear azimuth will result in an azimuth that is greater than 360 degrees.
What azimuth 364˚, altitude 93˚, what is wrong with values?A circle has 360 degrees, thus if your azimuth is higher than 180 degrees, multiplying it by 180 degrees to find your back azimuth will result in an azimuth higher than 360 degrees.
Because many ancient calendars had 360 days, it may be because the stars appeared to rotate around the north star at a rate of around 1 degree every day that azimuth is measured using a 0-360° interval. Azimuth is utilized outside of astronomy in disciplines like navigation and geology.
Therefore, Whereas an object at 90 degrees height is directly overhead, one at 0 degrees altitude is just above the horizon.
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what is the answer i need answers now
Answer:
listening ,communication ,resolution
Explanation:
help please :((
////
/
Answer:
c)
Explanation:
b) and d) are incorrect because there is only one wave, but there are two fields.
a) is incorrect because the electric field and magnetic field are not parallel, they are perpendicular, or 90 degrees to one another, so this means:
c) is correct.
100 POINTS+BRAINLIEST: 8TH GRADE PHYSICS: “As an object moves away from the center of the earth, the force of gravity INCREASES OR DECREASES”? Any rude or “for points” answers will get reported. PLEASE HURRY !!!!
Answer:
Explanation:
Newton's law of gravitational force states that force of gravity is inversely proportional to the distance in between two bodies.
So As an object moves away from the center of the earth, the force of gravity DECREASES.
Which electromagnetic radiation can be seen with the human eye?
ultraviolet rays and visible light
infrared rays, visible light, and ultraviolet rays
visible light
visible light and X-rays
Answer:
Visible light
Explanation:
Answer:
C visible light
Explanation:
Please can someone help me need help with these 5 questions!! and QUICK!
I need it done REALLLLLYYYYY soon!! (more like now but-)
(20 points for the answer to all of them)
Answer:
10. dependent as a change has occurred which has affected something else which is measurable.
11. dependent as a change is made to the environment this is why some species cannot live there as they have adapted to the climate.
12. Dependent due to change occurring it has resulted in the population decreasing which is measurable.
13. Dependent as the animal's and plants' survival is reliant on the environment.
14. Dependant as the plants require sunlight for photosynthies
Answer:
All are dependent
Explanation:
Complete this sentence. If the mass of object A is __________ than object B, then the weight of object A will be _______________ the weight of object B.
greater, heavier than
less, heavier than
greater, the same as
less, the same as
Answer:
Complete this sentence. If the mass of object A is greater than object B, then the weight of object A will be heavier the weight of object B.
Explanation:
If the mass of Object A is more/greater than object B then it would be "heavier"
which is the best definition of a lens?
A. a transparent material that dissects light
B. a transparent material that absorbs light
C. a transparent material that refracts light
Answer:
C, the material refracts light !!
A car travels for 8 hours at a speed of 62 miles per hour. How far did the car travel?
Answer:
The car traveled 496 miles
Your science teacher gives you three liquids to pour into a jar. After pouring all of them into the jar, the liquids layer as seen in the image. What property of matter prevents the three liquids from mixing together? answers: density texture color mass
Answer:
Density
Explanation:
Each of the three liquids have different densities. Have you ever tried to mix oil and water? They don't mix because they have different densities.
Engineers tasked with building a car bumper need high-quality plastic that is readily available. They found the material polycarbonate, which is long-lasting and not too costly. Which is one technological design criterion they have already met?
Answer:
The material must be durable (quality of the material requirement)
Explanation:
The design criteria set for the materials used for technological design are;
1) The materials should be affordable (less costly)
2) The materials should be last for a long duration (high durability)
3) The material should be readily available (easily sourced)
Therefore, given that the engineers initially had the criteria for the required plastic to be of high quality and to be readily available, and that the poly-carbonate they found is long lasting and not too costly, the criteria met that was set initially was the quality criteria of durability.
Answer:
be durable( long-lasting).
Write a report on waves. Some questions you might consider are: What makes a wave? Why are some waves small and some large? How are waves classified? Are there different kinds of waves? What happens when a wave meets the shore? Where in the world do you find the best waves for surfing?
Answer:
The waves have energy that wave back and forth because the waves are never still, they are always moving. There are different types of waves because sometimes (like a tsunami) the waves are affected by other things like the earth plates. Portugal is one of the best places to surf because they have waves that can reach up to 6 to 15 feet high!
Explanation:
I need help with matching this to the correct box. Please help, Thank you!
That is all I know I am afraid. Sorry but I don’t really know how to explain this one.
When a wire is attached to the negative terminal of a battery, what happens?
Answer: The current will flow from the negative to the positive terminal as fast as possible. This will wear out the battery quickly.
Explanation:
How has the car affected the way people live? Give three ways
Savion listed the steps involved when nuclear power plants generate electricity.
Nuclear reaction occurs.
Nuclear energy is converted to radiant and thermal energy.
Heat is used to generate steam.
Light and heat are released.
Steam turns turbines.
Mechanical energy is converted to electrical energy.
Which best explains how to correct Savion’s error?
Explanation:
Which best explains how to correct Savion's error? In step 2, change “radiant and thermal ” to “chemical and mechanical.”
Discuss one component of your school's recycling system that could be automated and predict the economic impact.
One component of my school's recycling system that could be automated is the sorting of recyclables. Currently, the school relies on students and staff to sort recyclables into the appropriate bins, which can be time-consuming and may result in contamination if materials are not sorted properly.
Automating the sorting process with a machine or conveyor belt system could improve the efficiency and accuracy of the recycling system. It could also potentially reduce labor costs associated with manual sorting.
The economic impact of automating the sorting process would depend on the initial cost of the equipment and any associated installation or maintenance costs. However, over time, the improved efficiency and accuracy of the system could result in cost savings for the school. Additionally, the increased efficiency of the system could potentially lead to increased recycling rates, which could result in cost savings for waste disposal and potentially generate revenue through the sale of recycled materials.
Answer:
Our school has color coded virtual trash cans. For example, a trash can for only paper will only accept paper items, if the item put inside is not paper, it will litter it out and all students have cleaning duties throughout the week so even if you or someone litters you’ll probably have to clean it up at some point anyways. I honestly think it’s very cool. (i wish this was true smh).
Where the ocean is warm, the water may be saltier. why?
Answer:
Temperature and salinity deep waters are colder and saltier than the surface waters.
Explanation:Hope this helps if this doesn't sorry i couldn't explain better
Using simple language, explain how your demonstration shows the effect of distance on electric forces. Use the terms electric charge, electric field, and electric force.
Explanation:
For a charge concentrated nearly at a point, the electric field is directly proportional to the amount of charge; it is inversely proportional to the square of the distance radially away from the centre of the source charge and depends also upon the nature of the medium.
The electrical forces that exist between two charged objects will be inversely related to the distance of separation that's between the objects.
Coulomb's law describes the electric force between charged objects. It should be noted that gravitational force and electric forces reduce with the square of the distance between the objects.
Every constituent of matter possesses an electric charge that can either be positive, negative or zero. In electrostatics, the electrical forces that exist between two charged objects will be inversely related to the distance of separation that's between the objects.
When the separation distance is increased, it'll lead to a reduction in the force of attraction between the objects.
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How can you make an item that is made of magnetic material become a permanent magnet instead of a temporary magnet?
a.You can leave it in the magnetic field of an actual magnet for a long time.
b.You can heat it while it is being influenced by a magnetic field.
c.You can put it in a very strong magnetic field.
d.You can do any of the above.
Answer:
C
Explanation:
think of it this way. Have you ever tried to pick up paperclips with a magnet then get more paperclips attached? the paperclips are in the magnetic field amd are temporary charged.
What is a resistor?
A light bulb
A battery
A switch
Answer:
Switch
Explanation:
since when you flick the switch up its stops electricity
Which item produces the magnetic field in the electromagnet?
The magnet produces a magnetic field. Item A makes the magnetic field in the electromagnet.
Explanation:
Item A is called a magnet. It has a North pole and a South pole. The electrons move from the North to the south poles, creating a magnetic force.
This Magnetic field creates a magnetic field around a magnet.
Answer: D
Explanation: it is made of metal which attracts the magnetic force field
Somebody please help this is due now
1. Define the term distance.
2. Define the term displacement.
3. What is the distance the soccer player
runs?
4. What is the displacement of the
soccer player?