Michael tells Sara he weighs 104 pounds. Sara says she is 44 kilograms. If there are 2.2 pounds in a kilogram, who is heavier?

What is the density of lead (in g/cm3) if a rectangular bar measuring 0.50 cm in height, 1.55 cm in width, and 25.00 cm in length has a mass of 218.9 g? express your answer using two significant figures?

How many types of electrical charges exists

For a constant voltage, how is the resistance related to the current? A) resistance is inversely proportional to the current, so when the resistance doubles the current is cut in half B) Resistance is directly proportional to current, so when

A gust of wind pushes a beach ball with a force of 9 newtons. the ball rolls 10 meters in 3 seconds. what is the power of the wind?

How much power is expended on a 20-N rock that you lift 1.5 meters up in 10 seconds? A. 3 Joules B. 30 Joules C. 3 Watts D. 30 Watts

I to fall in love with someone or to at least get a boyfriend

Is rain falling a contact or noncontact force

How does a concave lens differ from a convex lens?

Which object has the greatest gravitational attraction?

Masa samochodu wynosi 2000 kg. Siła parcia wywierana przez cztery koła na powierzchnię szosy wynosi: A. 2000 N B. 20000 N C. 500 N D. 5000 N szybko plis