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Arthur Barrera
Physics
Acceleration is a vector quantity.
O
O
A. True
B. False
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Paddy
Physics
What will happen to the brightness of a string of bulbs hooked up in series when you increase the number of bulbs in the string?
A. Each light in the string will get brighter.
B. Each light in the string will get dimmer.
C. There will be no change in the brightness of each light.
D. You cannot predict what will happen.,
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Aylin Case
Physics
What are the two factors that influence the composition of beach material
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Paige Mccoy
Physics
Which of the following indicates that a ChemicL change has taken place?
(A) a change from liquid to a gas
(B) an increase in the volume of a substance
(C) a change in the color of a substance
(D) a change from a solid to a liquid
A precipitate is a gas formed from the chemical of two substance.
(A) True
(B) False
Which of the following is a chemical change?
(A) melting ice
(B) boiling water
(C) a burning candle
(D) frost forming inside a freezer
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Giovani Riggs
Physics
Which of these circuit schematics has an ammeter?
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Lainey Roth
Physics
What is the meaning of the word corrosion?
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Solomon Sutton
Physics
Which change occurs when an atom undergoes alpha decay?
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Heidi Vega
Physics
the line on the position time graph show the velocites of different vehicles which line represents a vehicle moving at constant velocity
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Guest
Physics
Cómo se visualizan las moléculas en la ciencia y por qué necesitamos una representación visual
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Nikolai Walter
Physics
How many neutrons are present in an atom of iron-54? A) 26 B) 28 C) 30 D) 54
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Sissy
Physics
Sound waves are mechanical waves in which the particles in the medium vibrate ina direction parrallel to the direction of energy transport. What is another name of the type of wave that transfers energy in this way?
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Arely Robinson
Physics
A sound from a source has an intensity of 270 db when it is 1 m from the source. what is the intensity of the sound when it is 3 m from the source?
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Alexandra Li
Physics
What experimental term is it when a ruler is dropped to the floor?
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Francesca Brennan
Physics
Where is most of the energy from incoming waves focused?
A. spit
B. headland
C. underwater
D. barrier beach
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Raven Moore
Physics
Exoplanets (planets outside our solar system) are an active area of modern research. Suppose you read an article stating that there is a newly discovered planetary system with three planets. The article states that the outermost planet (Planet C) goes all the way around its star in less time than the innermost planet (Planet A). According to Kepler's laws of planetary motion, is this possible?
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