How many stars are on the us flag?

Why is gangue sometimes reprocessed.

A weather balloon is inflated to a volume of 29.1 L at a pressure of 733 mmHg and a temperature of 24.7 ∘C. The balloon rises in the atmosphere to an altitude where the pressure is 365 mmHg and the temperature is - 14.5 ∘C.

In a bumper car arena, two cars of equal mass are heading straight toward each other. The orange car is traveling at a velocity of 5 m s. The green car is traveling at a velocity of 2 m s.

Which technique uses a porous barrier to separate a solid from a liquid? a. Chromatography b. Crystallization c. Distillation d. Filtration

A car accelerate from a stop to 27 m/sec in 5 seconds. What was the car's acceleration?

Pam is taking a train from the town of rome to the town of florence. rome is located 30 miles due west of the town of paris. florence is 25 miles east, and 45 miles north of rome.

Which travels at a greater speed, visible or infrared light?

When the flask is sitting on the hot burner, what is causing the balloon to inflate and expand?

What affect does traveling with or against the currents such as the gulf stream have on the time it takes for ships to cross the atlantic ocean in different directions

A positively charged object will attract an object that has