A 1.4-cm tall flower is 4.0 cm from a spherical concave mirror. If the image of the flower is 4.0 cm tall, how far is the image from the mirror?
A) 11 cm
B) 9.4 cm
C) 1.4 cm
D) 0.090 cm
A
Physics & Space Science
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The volume coefficient of thermal expansion for gasoline is 9.50 × 10-4 per degree C. By how much does the volume of 1 L of gasoline change when the temperature rises from 20.°C to 40.°C?
A) 37. cm3 B) 6.0 cm3 C) 19. cm3 D) 24. cm3 E) 12. cm3
Physics & Space Science
The relationship between mass and weight is given by the equation
a. m = wg. b. w = m/g. c. g = mw. d. w = mg.
Physics & Space Science
The number of Bohr magnetons per atom for Co is 1.72. Calculate the saturation magnetization for Co.
What will be an ideal response?
Physics & Space Science
Explain how astronomers determine the size of an asteroid without resolving it
What will be an ideal response?
Physics & Space Science