I understand what makes a kettle so efficient, but what are some improvements you can make to a kettle to increase it's energy efficiency?

What is the temperature used for the extension step?

How far will an object move in one second if it average speed is 5m/s?

Complete the following statement: The interior of a thermos bottle is silvered to minimize heat transfer due to A. conduction and convection B. conduction C. conduction, convection and radiation D. conduction and radiation E. radiation.

You are investigating whether the thickness of a sponge is affected by the amount of mass placed on top of it. What is the dependent variable in this investigation?

Can someone tell m proper definition of Fluid flow

A 5.0 kg object moving at 5.0 m/s. KE = mv2 times 1/2

Before designing the filter, one must understand the relationship between the output voltage of the circuit and the frequency. For a series RLC circuit, how do the impedances of the circuit elements depend on the frequency? a.

A ball rolls down an incline and off a horizontal ramp. Ignoring air resistance, what force or forces act on the ball as it moves through the air just after leaving the horizontal ramp? a). The weight of the ball acting vertically down.

How many atoms are in a sample of 1.83 moles of potassium (K) atoms? A) 3.04 * 10-24 atoms K B) 3.29 * 1023 atoms K C) 1.10 * 1024 atoms K D) 6.02 * 1023 atoms K

If a single mutation turns off the growth of some pairs of legs within an organism, what's most likely affected? a. A substituted gene b. A deleted gene c. A duplicated gene d. A Hox gene