A car has a mass of 800 kg. It's weight is approximately?

What's the difference between a 2.0 and a 3.0 earthquake on the Richter scale?

CH4 + 2O2 → CO2 + 2H2O The number in front of a compound in a balanced chemical equation is known as a (n) A) charge. B) coefficient. C) exponent. D) subscript.

If Earths gravitational pull got 3 times stronger ... What would happen to our weight?

What is the approximate percentage of geologic time that humans have existed on earth since its origin?

A small, 100 g cart is moving at 1.20 m/s on a frictionless track when it collides with a larger, 1.00 kg cart at rest. After the collision, the small cart recoils at 0.850 m/s. What is the speed of the large cart after the collision?

What is the unit for magnitudes in astronomy?

8a/46=92 a=x explain

Variations to the forehand stroke are not allowed. a. true b. false

A scientific theory is what?

The sixth harmonic of a 70 cm long guitar string has a frequency of 557.14 Hz. What is the velocity of sound in the guitar string?