Using Vocabulary
... 1. Energy in the form of motion is potential energy. 2. The greater mass a moving object has; the more kinetic energy it has. 3. A rock at the edge of a cliff has kinetic energy because of its position. 4. When a plant falls from a window its thermal energy is transformed into kinetic energy. 5. Low ...
... 1. Energy in the form of motion is potential energy. 2. The greater mass a moving object has; the more kinetic energy it has. 3. A rock at the edge of a cliff has kinetic energy because of its position. 4. When a plant falls from a window its thermal energy is transformed into kinetic energy. 5. Low ...
Using Vocabulary
... _____1. Energy in the form of motion is potential energy. ____ 2. The greater mass a moving object has; the more kinetic energy it has. _____ 3. A rock at the edge of a cliff has kinetic energy because of its position. _____ 4. When a plant falls from a window its thermal energy is transformed into ...
... _____1. Energy in the form of motion is potential energy. ____ 2. The greater mass a moving object has; the more kinetic energy it has. _____ 3. A rock at the edge of a cliff has kinetic energy because of its position. _____ 4. When a plant falls from a window its thermal energy is transformed into ...
Kinetic Energy
... Types of Energy Thermal energy - due to temperature (recall that this comes from the motion of molecules, so it is really kinetic energy) Heat energy -transfer of thermal energy Chemical Potential Energy - stored in chemical bonds Nuclear energy - stored in the nuclei of ...
... Types of Energy Thermal energy - due to temperature (recall that this comes from the motion of molecules, so it is really kinetic energy) Heat energy -transfer of thermal energy Chemical Potential Energy - stored in chemical bonds Nuclear energy - stored in the nuclei of ...
Work and Energy LESSON OBJECTIVES Students will be able to
... 83. A spring gun with a spring constant of 250 N/m is compressed 5 cm. How fast will a 0.025 kg dart go when it leaves the gun? 84. A student uses a spring (with a spring constant of 180 N/m) to launch a marble vertically into the air. The mass of the marble is 0.004 kg and the spring is compressed ...
... 83. A spring gun with a spring constant of 250 N/m is compressed 5 cm. How fast will a 0.025 kg dart go when it leaves the gun? 84. A student uses a spring (with a spring constant of 180 N/m) to launch a marble vertically into the air. The mass of the marble is 0.004 kg and the spring is compressed ...
momentum - moorsscience
... In fact the force acting on an object is often not constant. The force in the preceding equations then must be thought of as an average force over the time interval. In many interactions this net force is very large and this allows one to ignore small forces like gravity and credit the force to the ...
... In fact the force acting on an object is often not constant. The force in the preceding equations then must be thought of as an average force over the time interval. In many interactions this net force is very large and this allows one to ignore small forces like gravity and credit the force to the ...
Conceptual Questions
... 13. A pendulum of length 50 cm is pulled 30 cm away from the vertical axis and released from rest. What will be its speed at the bottom of its swing? 14. A 1500-kg car moving at 25 m/s hits an initially uncompressed horizontal spring with spring constant of 2.0 × 106 N/m. What is the maximum compres ...
... 13. A pendulum of length 50 cm is pulled 30 cm away from the vertical axis and released from rest. What will be its speed at the bottom of its swing? 14. A 1500-kg car moving at 25 m/s hits an initially uncompressed horizontal spring with spring constant of 2.0 × 106 N/m. What is the maximum compres ...
Chapter 7 lesson 1 Study Guide – key
... Electrical – Energy created by moving electrons. In a circuit, the electrons flow from atom to atom creating electricity Mechanical – Energy from machines. As a motor turns energy is created. An example would be a turbine in a dam. Solar created by the sun. Solar panels created solar energy Sound: ...
... Electrical – Energy created by moving electrons. In a circuit, the electrons flow from atom to atom creating electricity Mechanical – Energy from machines. As a motor turns energy is created. An example would be a turbine in a dam. Solar created by the sun. Solar panels created solar energy Sound: ...
Chap8
... 5. *Chapter 8, Problem 104 A 17 kg object is acted on by a conservative force given by F = -3.1x - 5.0x2, with F in newtons and x in meters. Take the potential energy associated with the force to be zero when the object is at x = 0. (a) What is the potential energy of the system associated with the ...
... 5. *Chapter 8, Problem 104 A 17 kg object is acted on by a conservative force given by F = -3.1x - 5.0x2, with F in newtons and x in meters. Take the potential energy associated with the force to be zero when the object is at x = 0. (a) What is the potential energy of the system associated with the ...
Physics 106P: Lecture 1 Notes
... Example 7.1: A car w/ mass 1200 kg is driving north at 30 m/s, and turns east driving 13.6 m/s. What is the magnitude of the car’s change in momentum? pinitial = m vinitial = (1200 Kg) x 30 m/s = 36000 kg m/s North pfinal = m vfinal = (1200 Kg) x 13.6 m/s = 16320 kg m/s East ...
... Example 7.1: A car w/ mass 1200 kg is driving north at 30 m/s, and turns east driving 13.6 m/s. What is the magnitude of the car’s change in momentum? pinitial = m vinitial = (1200 Kg) x 30 m/s = 36000 kg m/s North pfinal = m vfinal = (1200 Kg) x 13.6 m/s = 16320 kg m/s East ...
V 1
... • For any conservative force F we can define a potential energy function U in the following way: W = ...
... • For any conservative force F we can define a potential energy function U in the following way: W = ...
work and energy
... If I drag a weight across the room through a displacement x, using a force F, then the work done is Fx. All that counts is the component of F in the direction x. SHOW: Lifting up a weight, lowering it down, carrying it across the room at constant height. SHOW pushing on the wall. No work is done. So ...
... If I drag a weight across the room through a displacement x, using a force F, then the work done is Fx. All that counts is the component of F in the direction x. SHOW: Lifting up a weight, lowering it down, carrying it across the room at constant height. SHOW pushing on the wall. No work is done. So ...
Conservation of Linear Momentum
... magnitude but in opposite directions. The gravitational attraction between the ...
... magnitude but in opposite directions. The gravitational attraction between the ...
Energy Flow
... • “Energy” is the ability to do work, such as causing motion, or interaction between molecules. This is the idea of “energy” used in your textbook. • “Energy” is used in an everyday sense to mean “alertness,” “strength,” or “vitality.” ...
... • “Energy” is the ability to do work, such as causing motion, or interaction between molecules. This is the idea of “energy” used in your textbook. • “Energy” is used in an everyday sense to mean “alertness,” “strength,” or “vitality.” ...
Lecture 04.v2.9-6-12..
... W = Fd cos. Work is a scalar. We can determine work two ways: Work is the 1) component of force in the direction of displacement times the magnitude of displacement. 2) component of displacement in the direction of the force times the magnitude of the force. ...
... W = Fd cos. Work is a scalar. We can determine work two ways: Work is the 1) component of force in the direction of displacement times the magnitude of displacement. 2) component of displacement in the direction of the force times the magnitude of the force. ...
Simple Machines
... Energy Transformation Project The student will investigate and understand states and forms of energy and how energy is transferred and transformed. Energy is the ability to do work (apply a force through a distance). The many forms of energy include mechanical (including sound), electrical, thermal, ...
... Energy Transformation Project The student will investigate and understand states and forms of energy and how energy is transferred and transformed. Energy is the ability to do work (apply a force through a distance). The many forms of energy include mechanical (including sound), electrical, thermal, ...
FAQ- Generating Representative Inputs to a Model Under Construction
... Even in the case of the simple pendulum, it is the continual swapping of energy between potential and kinetic forms, with the total energy being constant, that is of particular interest. The swapping of energy forms occurs predictably because it is directly related to (angular) displacement of the p ...
... Even in the case of the simple pendulum, it is the continual swapping of energy between potential and kinetic forms, with the total energy being constant, that is of particular interest. The swapping of energy forms occurs predictably because it is directly related to (angular) displacement of the p ...
Measuring Kinetic and Potential Energy
... (on the front table)…see if you can collect data that supports this theory. Measure and record the mass of each marble. Controlling this experiment for height (that means… use the same height for each trial) drop the marbles (one at a time) into the shoebox. Make and record observations about the de ...
... (on the front table)…see if you can collect data that supports this theory. Measure and record the mass of each marble. Controlling this experiment for height (that means… use the same height for each trial) drop the marbles (one at a time) into the shoebox. Make and record observations about the de ...
Mechanical Energy = Potential Energy + Kinetic Energy
... Energy Transfer (or Conversion): Can one form of energy be converted into another? By applying mechanical energy to sand, can you change the temperature of sand (thermal energy)? RESEARCH/BACKGROUND The ability to do work is called energy. Work, therefore, occurs when energy is changed from one form ...
... Energy Transfer (or Conversion): Can one form of energy be converted into another? By applying mechanical energy to sand, can you change the temperature of sand (thermal energy)? RESEARCH/BACKGROUND The ability to do work is called energy. Work, therefore, occurs when energy is changed from one form ...
Document
... Emil throws an orange straight up and catches it at the same point it was thrown. (a) How much work is done during the orange’s free fall? (b) If the orange was thrown upward from a 1.2 m height above the ground and falls to the ground, how much work is done by gravity? [Mass of orange = .25 kg] ...
... Emil throws an orange straight up and catches it at the same point it was thrown. (a) How much work is done during the orange’s free fall? (b) If the orange was thrown upward from a 1.2 m height above the ground and falls to the ground, how much work is done by gravity? [Mass of orange = .25 kg] ...