If similar fossil collections are found on two continents, now widely separated, what is a possible explanation?

What is the prefix for ecosystem and what does the prefix mean

9. A jet plane lands with a velocity of 200m/s and can decelerate at a maximum rate of 10.0m/s2 as it comes to rest.

A 70.0 kg sailor climbs a 28.3 m rope ladder at an angle of 45.0° with the mast. How much work did he do?

One of the 64.3-cm-long strings of an ordinary guitar is tuned to produce the note LaTeX: B_3B 3 (frequency 245 Hz) when vibrating in its fundamental mode. The speed of sound in the surrounding air is 345 m/s.

Does gravity or friction affect momentum?

A truck travels down the highway at a speed of 110 km/hr. How long does the trip last if the truck covered 2200km?

Could tests be performed to support the clamim?

A carpenter is working on a house two blocks away. you notice a slight delay between seeing the carpenter's hammer hit the nail and hearing the blow. at what time does the event "hammer hits nail" occur?

There have been books written about how blood type affects personality or body shape. Knowing that blood type is determined by antigens on erythrocytes, are these claims scientifically valid? O True O False

A stone is dropped from a 80m bridge. How long does it take to fall?