# the ability to cause changes in matter is a result of the following____________ A.mass B.energy C.force D.inertia Melting is a change in matter. Which answer could cause melting? i do not know hey im sorry to ask u this but

65,580 questions

the ability to cause changes in matter is a result of the following____________ A.mass B.energy C.force D.inertia Melting is a change in matter. Which answer could cause melting? i do not know hey im sorry to ask u this but what? Think. State your

asked by hot stuff on April 17, 2007
2. ## Science

The ability to cause changes in matter is a result of which of the following? A.Mass B.Energy C.Force D.Inertia

asked by Hot Stuff on April 17, 2007
3. ## Science

the ability to cause change in matter is a result of which of the following? A. Mass B. Energy C. Force D. Inertia mass i think

asked by Missy on April 17, 2007

Match the following.. 12. Moves in cycles from nonliving things to living things back to nonliving, etc. 13. Can be passed from one organism to another in a food chain. 14. Is constantly being lost from the biosphere. 15. Can be created by living

asked by Alicia on September 16, 2009
5. ## Science 8A Check Answers

Will someone please check my answers as I need lots of help in science. 1. Which of the following is an example of matter? A. leaves B. shadow C. light from the sun* D. sound 2. Which of the following is an example of a chemical property of matter? A.

asked by Haley on November 17, 2014
6. ## physics

If there is just one force acting on an object, does its work necessarily result in an increase in kinetic energy? Explain. (Select all that apply.) 1.Yes, when a force does work on an object it always results in an increase in kinetic energy. 2.The work

7. ## physics

If there is just one force acting on an object, does its work necessarily result in an increase in kinetic energy? Explain. (Select all that apply.) 1.Yes, when a force does work on an object it always results in an increase in kinetic energy. 2.The work

asked by wassuh on February 4, 2010
8. ## Science

Which of the following is an example of a chemical property of matter? -ability to melt* -Ability to freeze -Ability to react -Ability to break

asked by Issac2003 on December 3, 2015
9. ## Science "HELP"!

Passage:The particles of matter are in constant motion. The energy of motion is called kinetic energy, so the particles of matter have kinetic energy. As matter becomes warmer, its particles move faster. As a result, their kinetic energy increases.

asked by #FreeGucci on April 15, 2016
10. ## science

1. Which of the following is an example of matter? A. leaves

asked by bob09smart on May 3, 2019
11. ## Science

1. Which of the following is an example of matter A.Leaves B.Shadows C.Light from the sun D.Sound

12. ## Earth and Space Science

According to the law of conservation, both energy and matter are created* in natural systems. Earth as a whole is an open* system, in which energy and matter can move from one subsystem to another. As energy and matter are transferred between subsystems,

asked by Chey on November 4, 2019
13. ## Science

1.Which of the following is an example of matter? Leaves*** Shadows Light from the sun Sound 2.Which of the following is an example of a chemical property of matter? Ability to melt**** Ability to freeze Ability to react Ability to break 3. The physical

asked by Anonymous on September 18, 2019
14. ## Science

Which of the following is an example of matter? A) ability to melt B) ability to freeze C) ability to react D) ability to break

asked by I don't know? on November 15, 2019
15. ## physics ( disregard last post)

hey bob, this question average force of friction thanks a lot. i only don't get one part. Now, set the potential energy of the rubber band (stretched x cm) equal to the work done on friction. does it matter how much i stretch it and what does it mean when

asked by James on June 12, 2007
16. ## Science

Which of the following statements is a consequence of the equation E=mc^2? A. Energy is released when matter is destroyed B. Mass and energy are equivalent C. The law of conservation of energy must be modified to state that mass and energy are conserved in

asked by Hipniblet on December 16, 2019
17. ## physics

Which of the following statements is a consequence of equation E=mc^2? Energy is released when matter is destroyed Mass and energy are equivalent The law of conservation of energy must be modified to state that mass and energy are conserved in any process

asked by kevin on April 11, 2012
18. ## Science

CAN YOU CHECK MY ANSWERS PLZZ 1. Which of the following is an example of matter? A Leaves B Shadows*** C Light from the sun D Sound 2. Which of the following is an example of a chemical property of matter? A Ability to melt B Ability to freeze C Ability to

asked by panda girl on March 27, 2019
19. ## Science

Which of the following statements is a consequence of the equation E = mc2? A) Energy is released when matter is destroyed. B) The law of conservation of energy must be modified to state that mass and energy are conserved in any process. C) Mass and energy

asked by ItsGottaGetEasier on May 25, 2018
20. ## physics...PLZ HELP! =)

A constant force acts on a moving object. The object makes a fixed magnitude of displacement in some direction. In general, in what direction is the displacement that will result in the object traveling with the least kinetic energy after the displacement

asked by Elizabeth on October 16, 2012
21. ## Science

Which of the following is NOT a characteristic that all organisms share? Select one: a. ability to taste and smell b. ability to use energy c. ability to grow and develop d. ability to sense and respond to change

asked by Anonymous on January 25, 2013
22. ## Science

1. Which of the following is an example of matter? (1 point) leaves shadows light from the sun sound 2. Which of the following is an example of a chemical property of matter? (1 point) ability to melt ability to freeze ability to react ability to break 3.

asked by Jenna on February 26, 2014
23. ## physics -jumper

The feet of a standing person of mass m exert a force equal to mg on the floor, and the floor exerts an equal and opposite force upwards on the feet, which we call the normal force. During the extension phase of a vertical jump, the feet exert a force on

asked by lau on June 4, 2010
24. ## physics-nuclear reactors

a) Let's assume a nuclear reactor was a completely isolated system, such that no matter particles can escape from it and the only thing that can get out is energy in the form of heat and radiation. If we weigh the whole reactor before switching it on, and

asked by anonymous on May 8, 2011
25. ## Chemistry

3. A hypothesis is a testable statement.- T 4. Weight is a measure of the quantity of matter.- F 6. Potential energy is energy of motion.- F? 7. Liquids do not have a definite shape or volume.- F 8. The ability to burn is a chemical property.- T 10.

asked by mysterychicken on October 25, 2010
26. ## Science

what is the primary distinction of being an animal? A) ability to ingest B) Having a backbone C) Ability to turn sunlight into energy D)Ability to reproduce

27. ## Astronomy

Basically the ``Bohr radius'' for the dark matter is rB=ℏ^2 / GN M m^2 where m is the dark matter mass, M is the total amount of dark matter mass contained inside the ``gravitational atom'', and ℏ and GN are constants as usual. Taking the dark matter

asked by qwerty on October 1, 2013
28. ## Cosmology

In order from earlier to later times, the dominant components of our universe have been: * dark energy, matter, then radiation * dark energy, radiation, then matter * matter, radiation, then dark energy * radiation, matter, then dark energy

asked by qwerty on January 16, 2013
29. ## Physics

I need help with part b, c, and d please! A 45 g mass is attached to a massless spring and allowed to oscillate around an equilibrium according to: y(t) = 1.4 * sin( 4 * t ) where y is measured in meters and t in seconds.

asked by Susan on December 3, 2010
30. ## Chemistry

The statement "matter can be neither created nor destroyed by chemical means, but it can be changed from one form to another" is the chemical law of A. definite proportions. B. atomic disintegration. C. conservation of energy. D. conservation of matter. im

asked by Dave on February 25, 2015
31. ## Integrated Science

The sun converts matter to radiant energy at a rate of 1.4 x 10 to the 17th power kg per year, how much matter is converted into energy every second?

asked by Carole on March 18, 2010
32. ## Physics

A 400.0 KG mass experiences a horizontal push force of +720N And friction force of 320N A) assuming the mass is initially moving at 5.0 m/s far will it travel in 6.0 s? B) how much work does the 720.0 newton force do over the distance determine in part a?

asked by Anonymous on October 20, 2015
33. ## Physics

A 400.0 KG mass experiences a horizontal push force of +720N And friction force of 320N A) assuming the mass is initially moving at 5.0 m/s far will it travel in 6.0 s? B) how much work does the 720.0 newton force do over the distance determine in part a?

asked by Anonymous on October 20, 2015
34. ## Physics 1 Collision Math

Mass A, 2.0kg , is moving with an initial velocity of 7 m/s in the +x-direction, and it collides with mass B,4.0kg , initially moving in the +x-direction. After the collision, the two objects stick together and move as one. What is the change in kinetic

asked by Anonymous on August 31, 2017
35. ## science

asked by donuts and coffee on April 10, 2019
36. ## Science

A student is trying to identify the different forms of energy described in the following chart: Form of Energy Description Examples Energy A energy that travels in waves through space light radio waves Energy B energy that depends on the height of an

asked by Ariel on November 11, 2015

5. Volume is an object is how much ________ it takes up. 6. When we measure the temperature of an object in the metric system, we use _______ 7. Scientist say that measuring mass of an object means measuring how much matter something has. What is matter?

asked by Joy on September 29, 2008

Leadership is best defined as the A. ability to influence people to willingly follow one’s guidance or adhere to one’s decisions. B. ability to influence, command, or apply force. C. ability to avoid being forced by others to do what he or she

asked by MikeP on October 6, 2014
39. ## physics

A car traveling at 53 km/h hits a bridge abutment. A passenger in the car moves forward a distance of 65 cm (with respect to the road) while being brought to rest by an air bag. What magnitude of foce (assume constant) acts on the passengers's upper torso,

asked by Lars on November 12, 2006
40. ## science

The force that every mass exerts on every other mass is called _________. A. gravity B. pull C. matter D. weight

asked by dee on November 27, 2012
41. ## science

In nuclear reactions, how can huge amounts of energy be produced? by releasing thermal energy in uranium by destroying matter to create energy by creating energy from the surrounding space by converting chemical energy into nuclear energy

asked by MMSanta on October 11, 2019
42. ## biology

1. The energy used by living organisms a. is declining through time. b. is derived by breaking bonds that hold the atoms in organic molecules together. c. involves ionic bonds more often than covalent bonds. d. is available only from glucose when it

asked by akim on June 24, 2011
43. ## science

Where does energy come from? Energy can come from the complete destruction of matter (as in nuclear reactions), or the rearrangement of electrons or other charged particles inside matter (as in chemical reactions) or from electromagetic fields (as in light

asked by Sandra on July 24, 2006
44. ## Science

Molecules that make up matter move constantly.Which of these forms of energy refers to the energy of the moving molecules and why? A.Chemical Energy B.Thermal Energy C.Electrical Energy D.Light Energy Which device can change electrical energy to light and

asked by Rezu on April 2, 2012
45. ## Phys

Three blocks on a frictionless horizontal surface are in contact with each other. A force F is applied to block A (mass mA). (a) Draw a free body diagram for each block. I've drawn it and it looks like this, but I'm not sure if I'm including everything.

asked by anonymous on February 7, 2013
46. ## physics

A sled is being pulled across a horizontal patch of snow. Friction is negligible. The pulling force points in the same direction as the sled's displacement, which is along the +x axis. As a result, the kinetic energy of the sled increases by 47.5 percent.

asked by Anonymous on March 11, 2014
47. ## Chemistry - matter and energy.

Distinguish between the view of matter and energy in microscopic world and view matter and energy in the quantum mechanical world. I do not understand this question, i tried googling it, but hardly got something to give me an idea about. Please help.

asked by Farah on February 16, 2011
48. ## science- I need help!

1. How do you know when something is gas? 2. What is gas made of? [I think it's molecules and atoms?] 3. How do you know when something is matter? [I believe that when something has a mass and volume..its matter. Is that correct? 4. Is gas matter? [This

asked by Jeanine on January 23, 2008
49. ## science

1. How do you know when something is gas? 2. What is gas made of? [I think it's molecules and atoms?] 3. How do you know when something is matter? [I believe that when something has a mass and volume..its matter. Is that correct? 4. Is gas matter? [This

asked by Jeanine on January 23, 2008
50. ## new Q science

Give an example of how you've seen the law of conservation of matter in action today. Since we don't know what "you've seen," it is impossible to answer this question. You need to review the law of conservation of matter in your textbook to compare your

asked by Lisa on March 28, 2007
51. ## Science

what is the difference between mass and weight? The mass of an object is the amount of matter it contains, while its weight is a measurement of the force that gravity exerts on it. The mass of an object is always less than the weight of an object. The mass

asked by Nick J. on August 15, 2016
52. ## scence

he movement of matter through the biosphere is different from the flow of energy in that particulart area which It is cycled through. Generally, the biosphere is a closed system, so matter remains fairly constant. Energy on the other hand, it enters and

asked by babygirl on May 19, 2017
53. ## physics

A large swinging ball is used to drive a horizontal iron spike into a vertical wall. The centre of the ball falls through a vertical height of 1.6m before striking the spike in the position shown. (there is this drawing of a wall and a pendulum is

asked by physicslover on January 14, 2018
54. ## Physics

A box of mass m=1.5 kg is attached to a spring with force constant k=12 and suspended on a frictionless incline that makes a 30 degree angle with respect to the horizontal. With the spring in its unstretched length, the box is released from rest at x=0.

asked by Jake on March 27, 2012
55. ## physics

A 100 kg mass starts from rest at the top of an incline plane that makes an angle of 35 degrees with the horizontal. There is a coefficient of friction of 0.005 between the ramp and the mass. The mass slides down the ramp and then slides to a stop on a

asked by Steven on May 14, 2010
56. ## Astronomy

Consider dropping a Professor with an estimated mass of 80 kg from a safe, large distance, onto a SMBH with a mass of 10^7MâŠ™. The Prof makes an impact at the Schwarzschild radius, whereby he converts all of the gained kinetic energy into radiation

asked by keitanako on March 9, 2014
57. ## Physics

What is the potential energy of the Earth, considered as an object orbiting the Sun? Compare your result with the kinetic energy of the Earth in its orbit. Given Earth mass = 6.34×1024kg , Sun mass =1.934×1030kg, and distance from the Earth to the Sun

asked by Supansa on March 15, 2016
58. ## Physics

What is the potential energy of the Earth, considered as an object orbiting the Sun? Compare your result with the kinetic energy of the Earth in its orbit. Given Earth mass = 6.34×1024kg , Sun mass =1.934×1030kg, and distance from the Earth to the Sun

asked by Supansa on March 15, 2016
59. ## Math-Algebra

1. The force (in Newtons) applied to an object varies jointly as its mass and acceleration. How much force is needed to accelerate a 25 kg object by 3 m/s^2? 2. The potential energy of an object varies jointly as its mass and height from the ground. If the

asked by McKenna Louise on November 13, 2013
60. ## physics

A force F applied to an object of mass m causes it to move in a straight line a distance D during an interval of time T. The object gains kinetic energy K during this interval. In which of the following cases will the object gain the same kinetic energy K?

asked by Jonathan on May 21, 2018
61. ## Chemistry

There are three isotopes of phosphorus. Only one of them is stable. Calculate the binding energy per nucleon (in MeV) for P-32 (atomic mass = 31.9739 u). mass H = 1.007825 u and mass n = 1.008665 u. I multiplied the protons(15) by the mass H, and the

asked by JUNDY on April 30, 2015
62. ## physics.

: When the mass hits the pile, it has kinetic energy. This energy is transformed into other forms of energy as the speed of the falling mass rapidly reduces to zero. As this happens, the pile is forced a small distance into the ground. question: Explain

asked by Richard on January 10, 2010

1. A 2.5 kg mass at rest on a horizontal surface is acted upon by an applied horizontal force of 150 N. A frictional force of 100 N acts on the mass. How much work is done on the mass? my answer: would the work be 0? 2. When a rock is thrown straight up in

asked by Lisa on February 24, 2014
64. ## Physics

Consider an interstellar spaceship powered by matter-antimatter reactions. The energy resulting from the matter-antimatter reactions is ejected from the exhaust as electromagnetic radiation producing thrust. The design goal is to have the thrust produce an

asked by Monika on February 5, 2014
65. ## laws of motion

a force is applied to a body of mass 0.9 kgs that is at rest the force is applied for a duration of 5 sec and as a result the body covers a distance of 250 m find the magnitude of force

asked by ruthwik on August 23, 2016
66. ## Physics

A net force of 5.75 * 103 N [180degree ] acts on a mass of 23.0 kg. If, while the force acts, the mass travels through a displacement of 360 m [210 degree ], what work did the net force do on the object? Into what form of energy was this work transferred?

asked by Ravi on March 8, 2013
67. ## physics

Two 0.55 kg basketballs, each with a radius of 15 cm, are just touching. Ignore any other gravitational interactions. (a) How much energy is required to change the separation between the centers of the basketballs to 1.0 m? (b) How much energy is required

asked by Kelly K. on June 11, 2007
68. ## Physics

Two objects of different mass start from rest, are pulled by the same magnitude net force, and are moved through the same distance. The work done on object A is 500J. After the force pulled each object, object A moves twice as fast as object B. Answer the

asked by Tim on December 9, 2012
69. ## operating system

Problem 3- A block of mass m1 = 4 kg moves from rest under the influence of a varying force F(x) = 4x + 38, where F is in newton and x is in meters, on a rough horizontal surface having a coefficient of kinetic friction of 0.2. The block is connected by a

asked by Anonymous on December 3, 2013
70. ## Physics

Problem 3- A block of mass m1 = 4 kg moves from rest under the influence of a varying force F(x) = 4x + 38, where F is in newton and x is in meters, on a rough horizontal surface having a coefficient of kinetic friction of 0.2. The block is connected by a

asked by Mariam on December 1, 2013
71. ## Science

1. Massive amounts of destructive energy are released when a nuclear fission bomb explodes. Where does that energy come from? a) A chain reaction occurs when uranium atoms split, releasing nuclear energy. b) Molecules break down, releasing chemical energy.

asked by Lez on May 15, 2016
72. ## Physics

Question from lab regarding Conservation of Energy Why doesn't the potential energy of the pulley matter when calculating the change in energy of our system?

73. ## Physics

A mass is hanging on the end of a spring and oscillating up and down. There are three forces acting on the mass, the force of the spring, the force of gravity, and the force of air resistance. Which of these forces can be associated with potential energy

asked by Ramsey on June 3, 2011
74. ## physics

I'm given a spring that has a mass of 100 g and a constant of 22 N/m with an A of 5 cm I belive the A is amplitude and I'm asked for the Total Energy which i don't know how to do the max velocity also have no idea how to do and the max force which i don't

asked by Physics on June 17, 2009
75. ## Physics

An electrostatic force of 5 N exists between two identical point charges, each of mass 0.01 g, placed 4 mm apart. a.) Find the magnitude of each charge. b.) One of these charges is placed into a magnetic field. Assuming that the charge has a speed of 50

asked by Nathaniel on June 12, 2006
76. ## Physics multiple choice questions

1. Which of the following energy transformations best describes the operation of a solar powered battery charger? (a) electrical energy --> thermal energy --> kinetic energy (b) nuclear energy --> potential energy --> chemical energy (c) thermal energy -->

asked by Jessica on April 8, 2014
77. ## Physics multiple choice questions

1. Which of the following energy transformations best describes the operation of a solar powered battery charger? (a) electrical energy --> thermal energy --> kinetic energy (b) nuclear energy --> potential energy --> chemical energy (c) thermal energy -->

asked by Jessica on April 7, 2014
78. ## Science test review

Here are all the word you can use I need help chemical property mixture heat capasity homogeneous viscosity sublimitation physical property compound chemical formula substance density mass tempurature pressure heterogenerous 14. A property of matter

asked by jj on May 2, 2016
79. ## Physics

A 156 g hockey puck is attached to a rubber band and rotated with an angular speed of 9.2 rad/s on frictionless horizontal ice. It takes a force of 1.22 N to stretch the rubber band by 1 cm.

asked by Susan on December 3, 2010
80. ## Physics Again!!

Am sending the same question coz i can't find the first one on the message boards. So plz help me. 1. 'velocity is a vector quantity, and the kinetic energy of a body is equal to half its mass times the square of its velocity, so kinetic energy must also

asked by Ishani on February 26, 2007

1. A football player pushes a dummy forwards at a constant 0.85m/s for 11m using 7150 J of energy. The dummy has a mass of 120 kg. Find the force the football player exerts, find the frictional force the dummy exerts. - for my answer I got 1176N as the

asked by Diane on February 3, 2014
82. ## Physics

Two particles A and B has the same mass and are being kept on a rough horizontal table "d" distance apart.B is kept still and A is given a velocity of u towards B.After the collision,if A comes to its previous point show that, u^2 = 2agd[1+(1/e^2)] a-

asked by Aanya on August 2, 2017
83. ## Physics

The size of Rutherford's atom is about 0.1 nm. (a) Calculate the attractive electrostatic force between an electron and a proton at that distance. (b) Calculate the electrostatic potential energy of that atom. Express the result in unit eV. (c) The size of

asked by Clara on March 13, 2016
84. ## science

a blank property of matter describes an ability to change into different substances

asked by kyle on February 18, 2016
85. ## Science

Which of these is not associated with camp ton effect? (a)when energy exceeds 1.02MeV. (b)energy of gamma-ray become less. (c)operative within the range of 0.6Mev and 4MeV of energy. (d)it doesn't result in low energy secondary radiation.

asked by Olushola on April 14, 2015
86. ## Science

Does air have mass? I think it does because air takes up space so it is matter and matter has mass. right you are. To weigh it is a bit tricky. One way is to compress it.

asked by Missy on April 25, 2007
87. ## physics

A 500g trolly is placed on a runway that is tilted so that it makes an angle of 30 degrees to a horizontal table.A light inextensible string is attached to 150g mass piece.the trolly accelerates down the slope as a result of the force applied by the

asked by sinethemba on March 6, 2016
88. ## physical science

what is transferred by a force moving an object through a distance? a. force b. mass c. motion* d. energy please check my answer

asked by a'ny on February 23, 2018
89. ## AP Physics

A Honda Civic and Lincoln Town Car are initially at rest on a horizontal parking lot at the edge of steep cliff. The Town Car has twice as much mass as the Civic. Equal constant forces are applied to each car and they accelerate across equal distances

asked by Hannah on December 3, 2009
90. ## chemistry

what mass of silver was heated if its temperature rises from 21.0 C to 51.0 C as a result of absorbing 3.50 kJ of energy

asked by Anonymous on March 31, 2011
91. ## physics

A particle B of mass 10g is shot vertically upward from a point O with velocity 10m/s. The horizontal plane containing O is the reference level of the gravitational potential energy .Neglect all air effects. a) Calculate the mechanical energy of the system

asked by angy on September 19, 2016
92. ## physics

A particle B of mass 10g is shot vertically upward from a point O with velocity 10m/s. The horizontal plane containing O is the reference level of the gravitational potential energy .Neglect all air effects. a) Calculate the mechanical energy of the system

asked by angie on September 19, 2016
93. ## college easy physics

Help me out with 2 multiple questions!!!!!!!!!!!!!!!!! ASAP please What is flux in general? 1. A flow of energy, so heat is an example of flux. 2. Flowing matter such as a river or an air current. 3. Flowing energy or flowing matter. 4. An amount of energy

asked by ice cream on October 10, 2011
94. ## sci i think its b

A student is trying to identify the different forms of energy described in the following chart: Form of Energy Description Examples Energy A energy that travels in waves through space light radio waves Energy B energy that depends on the height of an

asked by somebody help i am new on November 12, 2014
95. ## Physics Thanks

Please help... Let g be the acceleration due to gravity at the surface of a planet of radius R. Which of the following is a dimensionally correct formula for the minimum kinetic energy K that a projectile of mass m must have at the planet's surface if the

asked by Kelly on May 13, 2007
96. ## Science

I really need help, i've tried really hard to find the answers. You don't have to give me the answers maybe just help me out? Thank you to anyone who helps! chemical property mixture heat capacity homogeneous viscosity sublimitation physical property

asked by ballerinaaaaaaaaaaa on December 20, 2018
97. ## Physics

I need help with b... I found that k=.750880 for part a but I can't figure out what y would be to get potential energy. A 52 g mass is attached to a massless spring and allowed to oscillate around an equilibrium according to: y(t) = 0.8 * sin( 3.8 * t )

asked by Anonymous on December 4, 2010
98. ## Physics

Q: From the Bohr model of the Hydrogen atom, calculate the minimum amount of energy (in eV) an electron in the lowest orbital would need to free it from its proton (i.e., to ionize the atom). A: would I use the equation: En = - 13.6 / (n^2) ? If so, an an

asked by Tracey on May 26, 2009
99. ## physics

I need help understanding these, please. Thanks! 1. A 2 kg body moves with constant velocity when a force of 10 N is applied. What is the coefficient of kinetic friction between the table and the body? (Would I use F=m*g for this??) 2. Which of the

asked by Ellie on October 4, 2015
100. ## Physics

1. A gate is hinged at A and B. Rope CD is tightened so that the net force in the x is zero. Given that AD=1.5m, AB=2m, BC=2.5m, Force of gravity= 595N a. What is the tension in rope CD b. What is the horizontal force at rope B c. What is the combined

asked by Alex on February 23, 2019