Match the term to the correct description.

options:

~a positive particle in the nucleus of an atom.

~when an atom gives away, or loses electrons, it becomes this.

~a force that all objects have

~a negative particle, always in motion, surrounding the nucleus of an atom.

~what two like charges do.

~what two opposite charges do.

~when an atom receives, or takes on, electrons, it becomes this.

1.
proton

2.
electron

3.
electric charge

4.
attract

5.
repel

6.
positive ion

7.
negative ion

A20 cm long spring is attached to a wall. the spring stretches to a length of 22 cm when you pull on it with a force of 100 n. what is the spring constant

What is the measure of how much matter is in an object and that can be measured using a balance? a. height b. volume c. weight d. mass

4. now look at the green lines you created by connecting the three boiling point data points and the three melting point data points. for each of these lines, describe any trends you see. 5. locate the elements on your periodic table that you circled in green on your graph. what term or description would you use to identify these elements with respect to the periodic table? 7. using the room temperature line (orange line) and your periodic table, make lists that identify the state of matter (gas, liquid, or solid) in which each element you plotted exists at room temperature. explain your answers.