A 2.0 kg mass is connected to a spring with a spring constant of 9.0 N/m. The displacement is given by the expression x(t) = 12.0 cm sin 
What is the maximum displacement of the simple harmonic motion?
A. 8.0 cm
B. 12 cm
C. 20 cm
D. 24 cm
E. 30 cm
B. 12 cm
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An adiabatic process for an ideal gas is represented on a p-V diagram by:
A. a horizontal line B. a vertical line C. a hyperbola D. a circle E. none of these
A 400-g stainless steel tea kettle containing 500 g of water is on top of the stove. The portion of the tea kettle that is in contact with the heating element has an area of 0.090 m2 and is 2.0 mm thick
At a certain moment, the temperature of the water is 75°C, and it is rising at the rate of 3C° per minute. What is the difference in temperature between the inside and the outside of the bottom of the tea kettle? The thermal conductivity of stainless steel is 16.3 W/(m•K) and the specific heat is 448 J/(kg•K). A) 2.2°C B) 1.5°C C) 1.1°C D) 0.50°C E) 0.015°C
Which of these colors of light has photons of lowest energy?
a. Yellow b. Green c. Blue d. Violet
Spiral arms are thought to be sites of ________, based on the observations newly formed stars and interstellar dust lanes in and around these features
Fill in the blank(s) with correct word