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Physics

Storage of unlimited quantities of energy in batteries is possible. TrueFalse

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Physics

According to the second law of thermodynamics, which is a requirement for thermal energy to flow from colder objects to hotter objects? Thermal expansion must occur in the system. Convection must occur within the system. Work must be done on the system. Radiation must alter the system.

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Physics

What are two types of speed that can used to describe the motion of a car driving on a highway

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Physics

A bumblebee is flying to the right when a breeze causes the bee to slow down with a constant acceleration of 0.50 m/s2 leftward. After 2.0s, the bee's speed is 2.75m/s to the right.

How fast was the bumblebee flying before the breeze?

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Physics

Which

factors will increase the speed of a sound wave in the air?

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Physics

9. Rank the following from smallest current to largest current.

A. A 1200W microwave connected to 110V outlet.

B. A 1500W water heater connected to 220V outlet.

C. A 100W light bulb connected to 110V outlet.

D. A 2000W oven connected to a 220V outlet.

E. A 40W Light bulb connected to a 12V battery.

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Physics

Find the temperature

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Physics

List 3 ways in which biodiversity is important to humans

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Physics

A bird has a mass of 0.8 kg and flies at a speed of 11.2 m/s. How much kinetic energy does the bird have?

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Physics

You've already gathered data to measure the relationship between reading skills and extroversion. Now, you look at the data to determine if reading skills and extroversion have a negative or positive correlation. Which step of the scientific process are you engaged in?

A. Testing the hypothesis">A. Testing the hypothesisB. Analyzing results">B. Analyzing resultsC. Replication">C. ReplicationD. Hypothesis formulation">D. Hypothesis formulation

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Physics

Many people believe that a vacuum created inside a

vacuumcleaner causes particles of dirt to be drawn in. Actually,

however, the dirt is pushed in. Explain.

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Physics

Earth's magnetic field flips every

A. half million years

B. every other year

C. 100years

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Hillary Roberts

Physics

What could u test to determine the stage of a stars cycle

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Physics

You pull with a force of 255 N on a piece of luggage of mass 68 kg, but it does not move. If the coefficient of friction between the luggage and the floor is 0.7, what is the force of static friction acting on the luggage?

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Physics

R was thirsty and decided to mix up a pitcher of lemonade. She put lemon juice, water, and sugar into a pitcher and stirred it to create this wonderful new drink. How could Taylor decide if she just created a mixture or a compound?

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