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Rubi Grant
Physics
If someone where to throw a eraser so it landed 5 meters away and at the exact same time someone just dropped an eraser which would hit the ground first?
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Jordon Villa
Physics
Which of the following describes a car that is accelerating? A car going around a circular track at a steady 30 miles per hour A car driving on a straight uphill road at a steady 30 miles per hour.
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Paloma Hurley
Physics
A toy projectile is fired from the ground vertically upward with an initial velocity of 26.5 m/s. The project arrives at its maximum altitude in 2.7s.
What is the velocity of the projectile when it hits the ground? How?
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Jamal
Physics
Which occurs when two musical instruments use resonance?
A. One instrument is louder than the other.
B. They are out of tune with each other.
C. They are both quiet.
D. They are both loud.
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Gianni Greene
Physics
Water enters a shower head through a pipe of radius 0.0112 m at 3.25 m/s. What is it's volume flow rate? (Unit = m^3/s)
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Guest
Physics
if a spring stores 5j of energy when it is compressed by0.5m, what is the spring constant of the spring?
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Van Castillo
Physics
In which of the following eons did a significant amount of oxygen gas exist in Earth's atmosphere?
a| Hadean
b| Archean
c| Proterozoic
d| No answer text provided.
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Jayson Mcfarland
Physics
Why do we see different faces of the moon? Why is it not always a full moon?
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Isabella
Physics
What is the resistance of a circuit with a voltage of 10 volts and a current of 5 amps?
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Trapper
Physics
What mass of water will fill a tank that is 100.0 cm long, 50.0 cm wide, and 30.0 cm high? Express the answer in grams.
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Kamila Braun
Physics
How do air quality scientists ensure the air is cleaned? What steps do they take?
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Lucia Ponce
Physics
A 4.0 * 102-nm thick film of kerosene (n = 1.2) is floating on water. White light is normally incident on the film. What is the visible wavelength in air that has a maximum intensity after the light is reflected? Note: the visible wavelength range is 380 nm to 750 nm.
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Livia Roberson
Physics
Which of the following statements about how sound waves travel is correct?
A
Sound waves travel faster through solids than through liquids.
B
Sound waves travel faster through gases than through solids.
C
Sound waves travel fastest through liquids and the slowest through solids.
D
Sound waves travel the fastest through gases and the slowest through liquids.
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Braedon Johnston
Physics
The idea that life could spring from nonliving matter is called?
a. development.
b. homostasis.
c. spontaneous generation.
d. evolution.
20 PTS
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Justin David
Physics
Physics how to calculate disintegration energy
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