chemistry
biology
astronomy
technology & history
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100
What is chemistry?
The study of properties and the behavior of matter.
100
canis lupus familiaris, is what animal?
dogs, all dogs
100
what is the name of our moon?
Luna
100
what is technology?
the application of scientific knowledge for practical purposes
100
what is pemdas?
paratheses exponents multiplication division addition subtraction
200
How many elements are in the Periodic Table of Elements.?
118
200
in your cells Deoxyribonucleic acid does what?
Deoxyribonucleic acid is DNA it stores your genetics.
200
What is the electromagnetic spectrum?
its light
200
what was the first human civilization?
Mesopotamia
200
9*7+5=?
61
300
what happens when acid is mixed with a base?
water and CO2 gas
300
plants are green, Chlorophyll how dose it work?
water sunlight and CO2 --> O2 and suger.
300
what is a supernova
star death
300
when did humans start farming?
around 12,000 years ago
300
72-33=?
22
400
what is the 8th element on The Periodic Table of Elements.?
oxygen :)
400
what are 3 of the 7 characteristics of life
- respond to their environment
- grow and change
- reproduce and have offspring
- have complex chemistry
- maintain homeostasis
- are built of structures called cells
- pass their traits onto their offspring
400
A low Earth orbit (LEO) is how high of the ground?
1,200 miles
400
which disease causes the most deaths?
tuberculosis
400
solve for X
2*(x+3)+9-5=32
X=11
500
organic chemistry deals with what element.
carbon
500
so... the mitochondria what does it make?
energy but ATP, Adenosine triphosphate.
500
rocket science. how do rocket work?
by condensing combustion and shooting it out the bottom and making the rocket go up fast
500
what dis Marie curie do?
she did research on radioactivity and She discovered the elements polonium and radium
500
solve for X
43+3(7+x)=75* 2+4
X=23