This is how to find the number of neutrons
Mass - Atomic number = Neutrons
What is the definition of velocity?
Speed with direction
Which tectonic plates collide?
What is Convergent
What directions to group go in?
Groups go up and down
Finish this statement for Newton's 3rd law:
For every action there is an .......
Equal and opposite reaction
A force that attracts two bodies together
Gravity
What moon phase is always next to the Sun?
New Moon is next to the Sun
Two teams are playing tug-of-war. One team is pulling with a force of 50N and the other team is pulling with 100N what is the force?
50<--------- ----------->125N
The force is 75N
Metals are located where on the periodic table?
On the left
Describe Convection current
Heat rises, cools off then sinks
If you are on a roller coaster where is potential energy the greatest?
At the highest point
What causes our Seasons?
The Earth's tilt
Name the 3 way Acceleration can happen
What is speed up, slow down, or change direction
How do you know a chemical reaction occurred?
( 6 ways )
Light, color, gas, odor, temperature, precipitate
What causes the Earth's plates to move?
Convection current in the Mantle
What kind of force does not cause a change in motion
Balanced Force
A resistance to change in motion is called what?
Think of Newton's 1st law
What is inertia
How many days from a New Moon to a Full Moon?
What is 14 days
What does ductile mean?
Can be stretched into wire
How do you know if a hill is steep on a Topographic map?
The contour lines are close together
How many Oxygens are in the following formula?
8Fe(H2O)4
Oxygen has 32 atoms
How many Cl atoms are in the following formula?
3Be(ClO2)2
There are 6 Cl atoms
What gives an element its identity?
The protons
Which group on the periodic table is the least reactive?
Group 8 or 18 the Noble gases
What does a valence electron tell you?
Reactivity