Positive ions differ from neutral atoms in that

A)

positive ions have lost protons.

B)

positive ions have gained protons.

C)

positive ions have lost electrons.

Eliminate

D)

positive ions have gained electrons.

During an automobile crash test, the average force exerted by a solid wall on a 1,900 kg car that hits the wall is measured to be 150,000 N over a 0.30 s time interval.

Iridium is a substance found only in asteroids and other space objects. This graph shows the amount of Iridium found in different sediment layers of Earth. They are marked off into 17 sections representing time.

What is the acceleration of a 100-kg mass that has a force of 50 n acting on it?

Why would you want a gold ring rather than a copper ring? (I know gold is more valuable)

Define Momentum in detail.

In air an object weighs 15N. when immersed in water it weighs 12N. when immersed in another liquid it weighs 13N. determine the density of d object and that of d other liquid

You wash the dishes. when you let the water down the drain, where is the water flowing the fastest?

Are good conductors of heat also good conductors of electricity? Explain your answer.

Restate newtons first law of motion

This is the body of law that codifies what a state defines as legal and/or illegal as well as the punishments for the violations of the laws.