When connected to a 230 V socket these electrical currents: Radiant Heater: 4.4A

Iron: 0.43A

Hotplate: 6.5A

Vacuum cleaner: 2.2A

Calculate the resistors.

When the speed of your car is doubled, by what factor does its kinetic energy increase? a. 4 b. √2 c. 8 d. 2

If the moon and the sun were on the same side of earth what do you think would happen to tides on the opposite side of the earth?- A. The would be no longer high tides B. The high tides would be lower than normal C.

What do keratinized cells form?

In a football game, running back is at the 10 yard line and running up the field towards the 50 yard line, and runs for 3 seconds at 8yd/s. what is his current position (in yards) ?

You move a 35 N object 5 meters. Find the work you did.

Explain how gamma rays are produced by energy

A mechanical wave may be described as a disturbance that is transported through a medium via the mechanism of particle-to-particle interaction. Which of these is not classified as a mechanical wave? A) earthquake B) light C) sound D) water

How many paths do the electrons have to flowlin a series circuit?

A force of 6 lb is required to hold a spring stretched 4 in. beyond its natural length. How much work W is done in stretching it from its natural length to 8 in. beyond its natural length?

You are planning to make an open rectangular box from an 8-inch by 15-inch piece of cardboard by cutting congruent squares from the corners and folding up the sides. what is the largest volume you can make from a box this way in cubic inches?