A large electrical device is plugged into a 240-volt outlet and has a resistance of 160 ohms. How much power does the device use.

A. 38,000 watts

B. 1.5 watts

C. 360 watts

D. 100 watts

E. 0.67 watts

What two passages bring oxygen into the body

1. How does gravity change your weight? 2. How do force work in nature?

Hd 10180g orbits with a period of 600 days at a distance of 1.4 au from its star. what is the ratio of the star's mass to our sun's mass?

A rifle bullet is fired horizontally at the same instant another bullet is allowed to drop from rest at the same height. Which bullet strikes the earth first? A) The bullet from the rifle. B) The bullet allowed to drop.

If you want to be an astronaut you should be in good health and have a degree in engineering, science, or math. Astronauts research important problems and preform exciting tasks while in space, including all of these BUT A) zero gravity research.

Units for frequency?

True or false. there would be no like in earth without the sun

An electric force exists between which pair of objects? Check all that apply. a neutral object and a negative object two negative objects a neutral object and a positive object two positive objects a negative object and a positive object two neutral

What causes the acceleration to increase or decrease?

a glass rod obtains a positive chartge from being rubbed by silk. Is this due to the glass gaining protons, or losing electrons?