When balancing A chemical equation what can you change

All of the following objects are moving at the same speed. which one bas the greatest kinetic energy? (remember kinetic energy depends on mass and speed) a. car b. semi tractor-trailer truck c. motorcycle d. bicycle

What is a gravitational force ... ?

How do you calculate the volume and density of something that weighs 20 grams?

What does an air bible rise to the surface of a glass of water

What is an anemometer used to measure?

A 2-kg object is dropped from a height of 1000 m. What is the force of air resistance on the object when it reaches terminal velocity

What is the approximate increase in size from a 1 w to a 2w carbon resistor?

I am looking for this answer : Which shows a correct order of steps in the scientific method? develop a hypothesis, analyze data, make observations, draw conclusions make observations, draw conclusions, develop a hypothesis, analyze data.

A gas in a piston is compressed doing - 439 j of work, and its internal energy increases by 318 j. how much heat flows? (be careful with + and -. + w = expansion. + q = added, + u = temp goes up) (unit = j)

A loop of wire is placed in a uniform magnetic field. (a) For what orientation of the loop is the magnetic flux a maximum? The plane of the loop is perpendicular to the magnetic field. The plane of the loop is parallel to the magnetic field.