When does a spring tide take place

How much energy is needed to heat 55 Kg of water from 285 K to 360 K?

What is the period of a wave if the wavelenght is 110m and the speed is 200m/s? 2 s 100s 200,000 s 0.5 s

Describe what happens to the average kinetic energy of water molecules as water freezes.

Based on what you have learned in previous chapters, which of the following measurements would we use to determine which galaxies are moving toward or away from the Milky Way? A. the total luminosity of the galaxy B.

A voltage of 21.0V across the terminals of a device produces a current of 3.00 mA through the device. What is the resistance of the device?

Which of the following is a vector quantity? A. 83 ounces of liquid B. 55 km/hr in a truck C. 15 seconds of travel D. 10 m/s down

Which of the following best describes the ultraviolet catastrophe of blackbody radiation? A. As energy is added to an object acting as a blackbody radiator, its emissions move to the ultraviolet part of the electromagnetic spectrum. B.

Is an engine-activated booster unit that reduces the effort required to apply the hydraulic brakes

A box is lowered using a rope. If the acceleration of the box, is 2.5 m/s2 (downward) and the tension in the rope is 31 N, what is the mass of the box (in kg) ?

On a very hot summer day, the rooms on the first floor of a house stay cooler than the rooms on the second. Which form of thermal energy flow causes this to occur? A) Conduction B) Convection C) Kinetic D) Radiation