Physics

Kendrick Bailey

How would the composition of an atom change if both the atomic number and mass number each increase by one? A) The atom would have 1 more neutron. B) The atom would have one more proton and electron. C) The atom would have one more proton and one more neutron. D) The atom would have one more proton, one more neutron and one more electron.

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Physics

Esther Rhodes

Water flows over a section of Niagara Falls at a rate of 1.2 * 106 kg/s and falls 29 m. The acceleration of gravity is 9.8 m/s 2. How many 80 W bulbs can be lit with this power?

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Physics

Rachel Page

Pick a common happening, develop an explanation for it, and describe an experiment you could perform to test your explanation.

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Physics

Zion Benitez

dopasuj wartości pracy z ramki do przedstawionych sytuacji a następnie wyraź tę pracę w dżulach uwaga jedna wartość pracy nie będzie pasowała do żadnej sytuacji

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Physics

Guest

Which of these pairs would form an ionic bond? K and Br C and H H and O Cu and Cu

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Physics

Colten Bell

Which of these is the most ductile? A. clay B. gold C. wood D. glass

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Physics

Tania Wall

Jayden was given a marshmallow and a syringe in class to experiment with. She placed the marshmallow in the syringe and sealed the end. When she depressed the plunger of the syringe what happened to the marshmallow and why?

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Physics

Amirah Franco

A car approaches a pedestrian standing on the side of the road. The car is traveling at 24.2 m/s. The horn of the car emits a sound wave with a frequency of 482 Hz. What frequency is heard by the pedestrian

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Physics

Lyric Barber

Where would a bowling ball and a napkin fall with the same acceleration?

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Physics

Addison Mcknight

The rate at which the earth's surface loses heat and keeps earth temperature at which living things can survive

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Physics

Aleah Donovan

Describe the motion of something floating in water waves

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Physics

Guest

A trailer mechanic pushes a 2500 kg car, home to a speed v, performing a job during the 5000 J. In this process, the car moves 25 m. Neglecting friction between the car and roadway:

(A) What is the final velocity v of the car? (B) What horizontal force exerted on the car?

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Physics

Keely Bell

What do cell phones require to work?

A. The GPS system

B. Ultraviolet rays

C. A cellular system

D. X-rays

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Physics

Konnor Bates

Josiah is going to have a cup of hot cocoa. If he wants the cocoa to stay warm as long as possible, which type of cup should he put his hot cocoa in? A.

a foam cup B.

a glass cup C.

an aluminum cup D.

an iron cup

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Physics

Gloria

Lightning is more likely to strike a metal tower than a rubber hose because:

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Physics

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