Answer:
The answer is B.
Explanation:
A biologist studied the trees in a nature preserve. She found that there were 4 different types of trees—pine, pecan, maple, and oak. The table below shows how many of each type of tree she found. Which circle graph is correct for the data in the table?
Which of the following metals is most reactive?
A. aluminum
B. sodium
C. copper
D. calcium
Answer:
A. aluminum
Explanation:
Aluminium is soft, lightweight and ductile with excellent thermal and electrical conductivity. It is highly reactive, though the metal is protected by a surface layer of inert transparent oxide (Al2O3) that forms rapidly in air, providing excellent corrosion resistance.
Which object has the most Kinetic Energy, and why?
A giant rock slowly rolling down a hill
A giant rock quickly rolling down a hill
A small rock slowly rolling down a hill
A small rock quickly rolling down a hill
I MOST IMPORTANTLY NEED AN EXPLANATION
Answer:A giant rock quickly rolling down a hill can I have brainlis?
Explanation:
please help me eseghgtrhj
The correct answer is C.
The table below shows the characteristics of three components of the solar system labeled A, B, and C. Which choice identifies the components in the correct order?
A Made of ice, rocks, gas, and dust
Revolves around a star
Has a tail of dust and gas
B Revolves around a star
Smaller than a plane
revolves around a star
C Revolves around a star
Rotates on its axis
large body of rock or gas
1. Comet, asteroid, planet
2. Comet, planet, star
3. Planet, asteroid, moon
4. Star, planet, comet
Answer:
1
Explanation:
the purpose of a nuclear power plant is to transform nuclear energy to electricity. this is done in steps starting with a nuclear reaction which generates heat to produce steam. the steam in turn is used to turn a generator which finally produces electricity. which answer best illustrates these energy transformation.
A. nuclear --> mechanical --> chemical --> electrical
B. thermal --> nuclear --> mechanical --> electrical
C. mechanical --> thermal --> nuclear ->electrical
D. nuclear --> thermal --> mechanical --> electrical
Energy order is nuclear --> thermal --> mechanical --> electrical.
What is thermal energy?The energy present in a system that determines its temperature is referred to as thermal energy. Thermal energy flows as heat. Thermodynamics is a whole field of physics that studies how heat is transmitted across various systems and how work is performed in the process.
Mechanical energy, also known as kinetic energy or potential energy, is the energy that an object possesses when it is in motion or the energy that an object stores due to its position. Renewable energy is also fueled by mechanical energy.
Energy order is nuclear --> thermal --> mechanical --> electrical.
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Apple juice in a bottle has a volume of 475 cubic centimeters and a mass of 494 grams .Calculate its destiny
A carrot has a volume of 180 cubic centimeters and a mass of 81 grams . Calculate its destiny
Answer:
0.45 grams per cu centimeter
Explanation:
What is the thermal energy of an object?
Question 2 options:
Its average temperature
Its ability to conduct heat.
The amount of radiation it emits.
The total kinetic and potential energy of its particles
please include explanation
Answer:The total kinetic and potential energy of its particles
Explanation:
create a kwl chart of electromagnetism
Answer:
I want to know what is electromagnetism
I know that it has something to do with magnets
I learned that the north pole and south pole stick together
Explanation:
Please mark as Brainliest and sorry if it isn't good ^^;
A circus has a performer that drives a motorcycle inside a circular cage. The motorcycle drives along the curved inside surface of the cage at a constant speed of 35 m/s.
Which of the following best describes the velocity of the motorcycle?
A. The velocity is not changing because the speed is not changing.
B. The velocity is increasing because the speed is increasing.
C. The velocity is decreasing because the speed is decreasing.
D.The velocity is changing because the direction is changing.
Answer:
the answer is d im pretty sure
Explanation:
In this image of Earth and the Moon from the Sim, what does the circle around Earth represent?
Answer: This is the orbit (of the moon around Earth).
An orbit is a circular/oval path that planets, moons, comets, etc follow with a "subject" in the middle. In this case, the circle is the orbit of the moon around Earth.
The circle around the earth represents the orbit.
What is an orbit?It is considered to be the regular, repeating path where one object should be in space that takes around the another one. The object in the orbit known as the satellite. It could be in natural way such as earth or moon. Also, it is the circular oval path where the planets, moons could follow the subject.
Therefore, The circle around the earth represents the orbit.
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First Amendment
Congress shall make no law respecting an establishment of religion, or prohibiting the free exercise thereof; or abridging the freedom of speech, or of the press; or the right of the people peaceably to assemble, and to petition the Government for a redress of grievances.
Based on the First Amendment, which statement can you assume to be true about the Founding Fathers?
They believed government would not make laws that affected rights.
They were concerned about the government having too much power.
They were concerned the people would not rally behind a single religion.
They believed the proper role of citizens was to leave politics to their leaders.
Answer:
They were concerned about the government having too much power.
Answer:
B. They were concerned about the government having too much power.
Explanation:
What is the connection between our sense of hearing and our balance?
I'll give brainlest to whoever answers first.
Answer:
When the head moves, fluid within the labyrinth moves and stimulates nerve endings that send impulses along the balance nerve to the brain. Those impulses are sent to the brain in equal amounts from both the right and left inner ear.
Explanation:
Answer:
well since you posted this 5 days ago then i will say thank you for the free points
Explanation:
also thank you if you have read this then i want you to know that god is always on your side no matter what so always make the right desitions.
What Human Body System(s) allow for our sense of hearing and balance to occur?ФωФ
Answer: the ear is a sensory organ that picks up sound waves allowing us to hear
Explanation: a sensory organ that lets us hear.
Why are there variations of traits within a population?
Answer:
The variation and distribution of traits in a population depend on genetic and environmental factors. Genetic variation can result from mutations caused by environmental factors or errors in DNA replication, or from chromosomes swapping sections during meiosis.
Explanation:
Hope this helps!
Answer:
The variation and distribution of traits in a population depend on genetic and environmental factors. Genetic variation can result from mutations caused by environmental factors or errors in DNA replication, or from chromosomes swapping sections during meiosis.
Explanation:
The moon orbits around the earth, which rotates on its own axis. As a result,
A)
we get different seasons.
B)
moonrise and moonset are unpredictable.
C)
the moon rises almost one hour later each day.
D)
the moon is seen in the sky for roughly 12 hours.
b is it
Explanation:
ok thx byehhhhheeehheeee
When the moon is directly between the Earth and sun, it is called a _____ eclipse.
A. new moon
B. lunar
C. solar
D. full moon
PLEASE HELP ME ASAP
Identify the method of heat transfer that takes place in each illustration. Some illustrations may show more than one form of heat transfer.
Answer:1,3,5,7,8,10,11 is conduction while 2,4,6,9 is radiation
Explanation:
Consider going around a horizontal turn to the right. If the coaster suddenly slipped off the track, what path would it follow? Draw a top-view sketch below.
Answer:
Explanation: It would go straight because objects in motion stay in motion and it would stay the same direction
Consider going around a horizontal turn to the right. If the coaster suddenly slipped off the track, It would go straight because objects in motion stay in motion and it would stay the same direction.
What is motion ?"Movement of any object from one position to another position with respect to the observer is called as Motion."
Motion is change of location or position of an object with respect to time. Change in motion is the result of an applied force. Motion is typically described in terms of velocity also seen as speed, acceleration, displacement, and time.
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15. Astronomers use different types of telescopes to observe different parts of the
electromagnetic spectrum. This allows astronomers to study objects in space. Some
electromagnetic waves are blocked by Earth's atmosphere, making it difficult for
astronomers to focus the energy into a viewable image. Instead of actually viewing
the energy, astronomers have learned to view the interactions of the energy with
the atmosphere. These faint interactions with the atmosphere allow them to study
highly energetic objects such as pulsars and black holes.
If the waves that are being observed have a frequency of 1022, what type of wave is
being observed?
A.gamma rays
B.ultraviolet
C.microwave
D.radio waves
At the frequency of 1022, the radio waves will be observed.
What is an electromagnetic spectrum?The complete range of electromagnetic radiation, classified by frequency or wavelength. Despite the fact that all electromagnetic waves have a wide range of frequencies, wavelengths, and photon energies, they all move at the speed of light in a vacuum.
The range of all electromagnetic radiation is represented by the electromagnetic spectrum, which also includes numerous subranges, also known as portions, such as visible light and ultraviolet radiation.
The various parts have different names based on variations in the emission, transmission, and absorption of the corresponding waves as well as on the various practical uses for which they are put to use.
At the frequency of 1022, the wave observed will be a radio wave.
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John throws a baseball from a standing position. Which of the three possible paths will the ball follow?
Path A
Path B
Path C
Answer: C
Explanation:
Bro this is common sense. Throw something across the room and watch it. It isnt going to be repulsed and fly up. It also isnt going to continue on forever. It will clearly fall and hit the ground
The transfer of heat between objects that are touching is called what?
Question 5 options:
Conduction
Convection
Radiation
Relativity
please include explanation
Answer:
conduction if i hold a hot cup the cup is giving heat which comes in contact with my hands warming my hands
What is a main difference between Mars and Saturn?
1. Mars has a relatively longer distance from the sun and many more moons than Saturn.
2. Mars has a relatively shorter year and a higher atmospheric temperature than Saturn.
3. Saturn has many more rings and a relatively higher atmospheric temperature than Mars.
4. Saturn has many more rings and a relatively shorter year than Mars.
Answer:
2
Explanation:
mars has a shorter year because when it revolves around the sun, it takes less time than, saturn who is millions of miles away from mars, longer. Also, mars is closer to the sun than saturn
The main difference between Mars and Saturn is Mars has a relatively shorter year and a higher atmospheric temperature than Saturn. Hence B option is correct.
What is Mars ?One of our solar system's most studied planets is Mars. Mars is the fourth planet from the sun and features two peculiar moons in addition to a distinctive rusty red look.
Inside our solar system, there is a frigid, arid planet called the Red Planet. While it has a relatively thin atmosphere, the dusty, (as far as we can tell) dead planet is everything from boring.
Extreme dust storms may cover the whole planet, the atmosphere's carbon dioxide can get so frigid that it turns straight into snow or ice, and marsquakes—a Mars-version of earthquakes—regularly rumble the surface. Consequently, it is not surprising that scientists are still fascinated by this little red pebble.
Hence option B is correct.
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What is the average kinetic energy of an object's particles?
Question 3 options:
Heat
Thermal Energy
Thermodynamics
Temperature
please include explanation
What is the average kinetic energy of an object's particles?
the answer is temperature
Mike is doing a project for science class. He is making an analogy of a cell and relating it to the structure and function of a city. He is looking for a building to represent the mitochondria. Which building in a city has a similar function and would best represent the role of the mitochondria in the cell?
Answer: Mitochondria are organelles that make energy for a cell; they are inherited from ... In this chapter, we will look at the structure and function of the eukaryotic cell. ... to functions of a city to emphasize that all parts are needed. ... We begin by looking at ... cell, as he peered through a primitive microscope of his own construction.
The pressure on an iceberg is greatest at the top of the iceberg. Question 2 options: True False
Answer:
false
Explanation:
The density of a substance equals its mass divided by its volume. Talia listed the density of some common materials at 20 °C.
Material
Density (g/cm3)
gasoline
0.70
mercury
13.6
milk
1.03
water
0.998
If Talia has 10 grams of each material, which material has the greatest volume?
Show your work below.
Answer:
mercury
Explanation:
You should have drawn the coaster following a straight line after it slipped off the track. Since that is the path it would take without the track, there must be an unbalanced force causing it to accelerate (turn) around the bend. What direction is that force pointing? Draw a top-view sketch of the force vectors below.
Answer:
uhhh... cool story bro?
Explanation:
what is this one please help me
Answer:
paleolithic
Explanation: