Addition/Subtraction Algebra
k + 12 = 22
k + 12 = 22
-12 -12
k= 10
5s = 30
5s = 30
/5 /5
s=6
If molecules are moving slow the temperature must be ________
cold/cool
What is something humans traded in the Neolithic Era?
foods and goods (pottery, cloth, tools)
ideas, cultures, technologies
aquarium
A tank of water in which fish and other water creatures and plants are kept
x - 4 = 6
x - 4 = 6
+4 +4
x=10
x / 4 = 16
x / 4 = 16
*4 *4
x= 4
If molecules are moving fast the temperature must be ________
high/hot
In the Paleolithic Era what did humans live in?
Natural caves, huts, tents
centennial
100 years
13 + g = 20
13 + g = 20
-13 -13
g=7
36 = 6k
36 = 6k
/6 /6
6=k
What is kinetic energy?
Energy that an object has because it's moving, movement
Name two things that make up a civilization.
Fresh Water, Agriculture, Specialized Jobs, Writing, Social Structure, Arts & Culture, Belief Systems
import
to bring in something
n + 1.5 = 3
n + 1.5 = 3
-1.5 -1.5
n=1.5
x/25 = 0.4
x/25 = 0.4
*25 *25
x= 10
Energy travels from ______ to _______
hot to cold
What is agriculture?
cultivation of the soil for the growing of crops and the rearing of animals to provide food, wool, and other products
extension
A part that is added to something to make longer
t - 9 = 4.2
t - 9 = 4.2
+9 +9
t=13.2
0.3r = 2.1
0.3r = 2.1
/0.3 /0.3
r= 7
Find the average of these numbers:
5,3,4,6,3,3
5+3+4+6+3+3 = 24
24/ 6 = 4
4
In a civilization, what is fresh water used for?
drinking, sanitation, agriculture
trade, cultivate crops
quadrupeds
Animals with four feet