Which subatomic particle has a mass of 1/1836 amu, a negative charge, and is located outside of the nucleus?
electron
Which subatomic particle has a mass of 1 amu, a neutral charge, and is located inside the nucleus?
neutron
Which subatomic particle has a mass of 1 amu, a positive charge, and is located inside the nucleus?
proton
What characteristic is the most important information to know when trying to determine an element's identity?
number of protons
Identify the element using the Bohr model
Fluorine
What characteristic determines an element's chemical properties such as reactivity?
valence electrons
What is the name given to the vertical columns of elements on the Periodic Table?
groups
Which element shown would be the least reactive?
Neon
What is the name given to the horizontal rows of elements on the periodic table?
periods
What is the net force and direction of movement of the airplane when the forces are applied?
200 N down
What is the net force and direction of movement of the television when the forces are applied?
0 N, not moving
Using the compass, which direction will the object move when the forces are applied?
35N Northeast
Which of Newton's 3 Laws of Motion is shown in the picture? An empty box requires less force to push across the room than a box full of books
Newton's 2nd Law (F=MA)
What term describes speed in a given direction?
Velocity
What term describes the distance an object travels per unit of time?
speed
