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Physics

Uncover the laws that govern the universe, from the smallest particles to the vastness of space. Physics seeks to explain the fundamental mechanisms of the natural world.

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Q: A system of pulleys is used to raise a load of bricks that weighs 1700 newtons. The force applied to the pulley is 340 newtons. What and acirc and 128 and 153s the mechanical advantage of this machine
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Q: Each day earth receives 10000 times the total energy used by all humans being. The source of this energy is
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Q: What is the energy transformation in the torch
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Q: What type of tool is used with a strong force to drive something down
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Q: What are the similarities and differences between radar and ultrasound imaging
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Q: What 2 things affect pull in gravity
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Q: How are sound volume and ampitde related
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Q: Why is the wind the most common cause of wave
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Q: What kind of simple machine is a hockey stick
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Q: The law of reflection states that incoming and outgoing angles are what
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Q: The law of reflection states that incoming and outgoing angles are
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Q: Do liquids expand and contract at the same rate
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Q: How much resistance do conductors have
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Q: How does a first class lever help you to left a turkey
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Q: At the center of a tornado is an extremely low pressure area true or false
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Q: Although guangxus effort at reform failed what changes did it finally set in motion
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Q: If resistance goes up how is current affected
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Q: Tornado cause damage because they cause homes and buildings to cave on the winds true or false
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Q: How can the volume of an object could change without changing it's mass
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Q: 10 of 14 stone 13 pounds
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Q: The result of balanced forces
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Q: Does red glass only reflect and transmit red light waves
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Q: Which is larger 875 cl or 875 ml
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Q: What is a good design feature for a seesaw
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Q: John is riding a ski lift to the top of Wildcat Mountain. He removes his gloves and rapidly rubs his hands together to warm them up. What happens when John rubs his hands
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Q: This is a change in the position of a body with respect to time relative to a reference point.
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Q: This is a machine consisting of two wheels of different sizes that rotate together. It is a modified lever.
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Q: What is the wavelength of a 300MHZ signal in free space
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Q: The ratio of resistance force to effort force.
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Q: Changing the amplitude or frequency of waves is called
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Q: We measured the frame lengthwise and then fastened it securely. Which word from this sentence is not an adverb
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Q: Why is air pressure important
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Q: Who makes a move while being seated
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Q: Fringes of equal inclination
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Q: Explain why these 6 bits are of least significance in the image representation
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Q: Is a paper an insulator or a conductor
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Q: Where is the energy in a polysaccharride stored
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Q: A disturbance sends ripples across water in a tub. What are these ripples called
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Q: Is a plastic straw a condutor or insulator
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Q: What is the speed of sound in air in miles per second
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Q: Is a gold ring conductors or insulators
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Q: Before a ball rolls down a hill it has gravitational potential energy. Before a rubber ball bounces away from a surface it has elastic potential energy. From the list below select the type of potentia
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Q: What is a paper a insulator or conductor
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Q: Is a log a insulators or a conductors
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Q: Which point indicates convective heat transfer
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Q: 3 definition facts about hydropower
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Q: Which equation shows how to calculate the mass of an object given its acceleration and the net force acting on it
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Q: What are two ways you could change the strength of a magnetic field created by an electromagnet
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Q: What is a plastic straw a insulator or conductor
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Q: If you push an object at an angle so that the object moves along the ground how much your push counts as work
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