Which isotope is use to date ancient artifacts such as fossils?

A 2130-kg space station orbits earth at an altitude of 549000 m. find the magnitude of the force with which the space station attracts earth. the mass and mean radius of earth are 5.98 * 1024 kg and 6370000 m, respectively.

Michael just bought a used car and wanted to check his mpg. His two odometer readings from one fill-up to another were 53,762 and 54,008. It took 11.8 gallons of gas to fill it up the second time. What is his mpg to the nearest gallon?

Two students below described a part of Earth's innermost layer: Daniel: Densest part Joshua: Has highest temperature and pressure Which part of the innermost layer did Daniel and Joshua describe? A. They both described the outer part. B.

Is adaptation short-term change or long-term change

Dylan and Sophia are walking along a bluebird lake on a perfectly calm day. Dylan, determined to impress Sophia by his ability to skip rocks, picks up a completely horizontal velocity of 7.0 m/s from a height of 4.1 m above the water surface.

Beth made the chart shown. A 2-column table with 1 row. The first column labeled X has entries Wall clock, T V remote control, Portable music player. The second column labeled Y has entries Refrigerator, Table lamp, Hair dryer.

Which sentence states Newton's third law? If two objects collide, each object exerts a force in the same direction as the other. If two objects collide, each object exerts a force equal to and in the opposite direction of the other.

Why did the chicken cross the road.

A 98.1 kg horizontal circular platform rotates freely with no friction about its center at an initial angular velocity of 1.69 rad/s. A monkey drops a 9.29 kg bunch of bananas vertically onto the platform.

7. A type of non-renewable energy would be: O wind O petroleum O water solar