The tides on earth are caused mainly by Earth's gravitational interactions with which of the following?

a) sun and mars

b) sun and moon

c) moon and Jupiter

d) mars and moon

Which would show an example of how physical changes are reversible? cutting a gold bar in two pieces and then putting the pieces next to each other burning a match and then relighting it melting tin and then cooling it into a mold combining sodium

Which statement correctly describes mass-energy equivalence?

How do you express 78,000 in scientific notation? 7.8 x 103 7.8 x 104 7.8 x 10-4

What theory held that the earth was the center of the universe and that the sun, moon, and planets revolved around it?

For a bus with width=32Bits, speed=33MHz, what is the theoretical throughput in MiBytes? a. 32*33 * (10^6) / (2^20) b. 32/8*33 * (2^20) / (10^6) c. 32/8*33 * (10^6) / (2^20) d. 8*33 * (10^6) / (2^20)

The distance from home plate to the pitchers mound is 18.5 meters. For a pitcher capable of throwing at 3.85m/s (86mi/hr), how much time elapses between the release of the ball and the ball passing home plate?

A squirrel sitting on the ground starts to run with an acceleration of 5.1 m/s 2. How fast is the squirrel going after 0.25 seconds? A. 20.4 m/s B. 1.28 m/s C. 0.49 m/s D. 3.1 m/s

Describe how the competition between invasive and native species might affect a food web

Which vector should be negative? any vector whose magnitude is less than 1 a displacement in the direction North any vector whose magnitude is greater than 1 the velocity of a falling object

Acceleration is a scalar quantity true or false