The earth has a circumference of about 25000 miles. How is it expressed in scientific notation?

Which of the following scientists inferred that an atom positive charge must be clustered

An airplane travels to the south at 968 km/h for 2.50 hours. The same airplane lands, and then takes off again, turning north and traveling at 875 km/h for 1.75 hours, whereupon it again lands. What is the airplane's average velocity for this trip?

How does the gravitational force between two objects change if the distance between the objects is doubled? A. The gravitational force decreases by half. B. The gravitational force doubles. C. The gravitational force decreases by a factor of 4. D.

The best way to describe speed is a how the time is multiplied by the temperature b the time it takes to go a distance c time traved over a certain distance traved d the change in position e distance covered in a certain amount of time

The Earth rotates and the moon revolves in the same direction. True False

What happens to particles when a substance gains energy and changes state?

The density of mercury is 13,600 kg/m³. Determine the mass of 10.0 cm³ of mercury.

A force of 250 N is applied to an object that accelerates at a rate of 10m/sec2. What is the mass of the object?

The grounded conductor and the grounding conductor are one and the same conductor and perform the same function.

Summarize Newton's First Law