The mixture you separated was mixture of iron filings, sand, and salt. Based on your understanding of matter, is this mixture a homogeneous mixture or heterogeneous mixture? How do you know?

Obesity refers to gradual weight gain as a person grows older

a runner moves 2.38 m/s north. She accelerates at 0.310 m/s^2 at a - 62.0 degree angle. How many seconds later is she running directly east

As viewed from our location, the stars of the Big Dipper canbe connected with imaginary lines to form the shape of a pot with acurved handle.

Explain what would most likely happen to cloud formation if the humidity increases. Use complete sentences and give at least two supporting details.

the lever in the figure below accomplishes 5.0 newtons-meters of work raising a 25 newton weight. How far, in meters is the weight raised?

Some people refer to nuclear power as "clean energy." Why do they make this argument? Do you agree or disagree? Explain your answer.

What does thermal energy mean?

Oil having a density of 924 kg/m 3 floats on water. A rectangular block of wood 3.79 cm high and with a density of 970 kg/m3 floats partly in the oil and partly in the water. The oil completely covers the block.

Where does the energy that is used to ride a bicycle up a hill come from and how is it classified?

Explain how the energy of a rubber ball is transformed as it rolls down a ramp.