Name the process scientists use to gain knowledge about the physical world

If the batter had a mass of 182 kg, and was running with a velocity of 1.2 m/s what was her momentum

What are the two major conditions associated with obesity? 1) hear disease and diabetes 2) diabetes and sickle cell anemia 3) sickle cell anemia and color blindness 4) color blindness and heart disease

Stars only emit light within the visible spectrum of the electromagnetic spectrum. A. True B. False

What are some predicted affects of climate change linked to global warming

How does water return to the oceans from the land

The height a ball bounces is less than the height of the previous bounce due to friction. The heights of the bounces form a geometric sequence. Suppose a ball is dropped from one meter and rebounds 95 % of the height of the previous bounce.

Five-gram samples of copper and aluminum are at room temperature. Both receive equal amounts of energy due to heat flow. The specific heat capacity of copper is 0.09 cal/g°C, and the specific heat capacity of aluminum is 0.22 cal/g°C.

A bullet travels at 870 m/s. How long will it take a bullets to go 1 m?

A 2.50 * 105 W motor is used for 26.4 s to pull a boat straight toward shore. How far does the boat move toward shore if a force of 4.20 * 104 N is applied by the motor?

Which type of wave experiences a change in speed when entering a new medium? a) only sound waves b) both sound and light waves c) only light waves d) neither sound or light waves