Asound wave in air has a frequency of 286 hz and travels with a speed of 343 m/s. how far apart are the wave crests (compressions)?

Coal contains energy. a. light b. kinetic c. chemical d. mechanical

Aforce of 8,480 n is applied to a cart to accelerate it at a rate of 26.5 m/s2. what is the mass of the cart?

Ice at 0.0∘c has a density of 917 kg/m3. a 3.00 cm3 ice cube is gently released inside a small container filled with oil and is observed to be neutrally buoyant. what is the density of the oil?