When a tuning fork is struck, it produces sound waves of wavelength 114 cm which travel at 343 m/s through air. What is the frequency of the tuning fork? Choose one answer. a. 300 Hz b. 392.16 Hz c. 3.33 x 10⁻³ Hz d. 3.01 Hz

A resistor and a capacitor are connected in series across an ideal battery having a constant voltage across its terminals. Long after contact is made with the battery (a) the voltage across the capacitor is A) equal to the battery's terminal voltage.

a boat is traveling a distance of 90 km at a speed of 30 km/s, how long will it take to reach its destination?

Which statement best describes plastic's ability to conduct electricity? A) They are good insulators because their atoms have a single loosely bound electron in the outer shell that can move freely between other atoms.

The drawing below shows two different types of pulley systems designed to lift a weight. In pulley system A, the end of the rope must be pulled 10 cm downward in order to raise the weight 10 cm upward.

Definition of graph?

What is the source of energy for the process of evaporation?

How could you compare the energy carried in two different longitudinal waves

The instantaneous velocity of an object is the blank of the object with a blank

Which of the following best describes the earth's average surface temperature for the past 900,000 years? A. a steady warming trend B. fairly steady temperatures until recently C. prolonged periods of cooling and warming D.

What should you always include in a great summary? (Select all that apply) A. investigation plan B. possible errors C. predictions D. new questions