What year was the Presidential Physical Fitness test created?

1955

1972

1966

1994

Uma pessoa exercita-se em uma esteira rolante manual. Ela andou 20 minuots com velocidade de 5.4km/h e consumuiu 200 quilocalorias. Qual a distancia percorrida por essa pessoa se estivesse na rua? Qual seu deslocamento em relação ao solo?

1The Drifting Rocks are a strange phenomenon still unexplained by science. 2Located in Death Valley, California, the rocks sit on hot, flat ground. 3Unlike normal rocks, they have trails etched behind them as if they have traveled across the sand.

How do scientists look for black holes in the sky

If the half - life of a sample of a radioactive substance is 30 seconds, how much would be left after 60 seconds?

In the open ocean, algae live only in the deep zone

The temperature of an object increases by 30.2 °c when it absorbs 3715 j of heat. calculate the heat capacity of the object.

An object at rest requires a force of 15 newtons to set it into motion. This force is greater than which force? OA. tension O B. gravity O c. friction OD. electromagnetic O E. strong nuclear force Reset Next

If the current in a wire increases from 5 A to 10 A, what happens to its magnetic field?

In an experiment, the independent variable is what?

What rock type would most likely be found in the location marked by the black rectangle in the diagram below?