Identify whether each item is an example of science or technology.

windmill - Technology?

maglev train - Technology?

A 2.0kg rocket is traveling straight up. What force muse be applied to the rocket for it to move at a constant velocity?

What is the energy of a baby who weighs 20 N sitting in a high chair 1.5 m high?

For general projectile motion, the horizontal component ofa projectile's acceleration (_) remains a non-zeroconstant. (_) increases as a functionof time squared. (_) continuouslyincreases. (_) continuouslydecreases. (_) is zero.

If the earth were to cease rotating about its axis, then what is the increase in the value of gravity?

What are two ways that some solutes form ions in solution?

If the mass of an object is 300kg and the applied force is 3900N, calculate the acceleration

If a cup of coffee is at 90°C and a person with a body temperature of 36°C touches it, how will heat flow between them? A. from the hand to the cup B. from the cup to the hand C. from the cup to the surrounding air D.

Big Al stands on a skateboard at a rest and throws a 0.5-kilogram rock at a velocity of 10.0 m / sec. Big Al moves back at 0.05 m/sec. What is the combined mass of Big Al and the skateboard?

What are the element names for the following symbols? Ni, He, Pb

If you are measuring how far a ball traveled in an experiment which example below could be an appropriate measurement? 20 liters 20 grams 20 meters 20 degrees Celsius