A rock has a mass of 210 grams and occupies a volume of 70cm. whatnis the density?

An unstable particle is created in the upper atmosphere from a cosmic ray and travels straight down toward the surface of the earth with a speed of 0.99537 c relative to the earth.

Water vapor in the air condenses as night temperatures drop and form

A 1210-kg vehicle is moving along a horizontal surface with a speed of 28.3 m/s. What work (in J) must be done by the brakes to bring this car to rest in 4.58 seconds

A light beam approaches a plain mirror at an incident angle of 39 degrees. What is the angle of reflection?

Which changes would cause the fusion rate in the sun’s core to increase?

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