Show:
Life Science
Earth Science
Physical Science
Nature of Science
Random Sciencie Stuff
100
During cellular respiration, cells produce a waste called?
Carbon Dioxide
100
Rotation of the earth causes?
Day and night
100
When 2 elements combine what do they make?

A compound

100

What is the definition of a hypothesis?

A(n) educated guess
100
Fill in the blank.


_________ can neither be created or destroyed. 

Energy
200
In which plant organ does photosynthesis usually occur?
Leaf
200
The earth spins on an angled tilt called?
An axis
200
What kind of change involves shape, texture, color, ...?
Physical change
200
What is the first process in doing an experiment?
Making a hypothesis
200

What makes up an ecosystem?

Animals, plants, and bacteria

300
Which organization for humans is represented by the X?

Cell  --> Tissue --> Organ --> X --> Organism

Organ System

300
How long does it take earth to revolve around the Sun?
1 year/365 days
300
If you have 7 protons how many electrons do you have?
7 electrons
300

When conducting an experiment, the last step is to?

a. analyze the data 
b. form a hypothesis 
c. draw conclusions

d. recognize a problem

c. draw conclusions
300
Is a crab a vertebrate or an invertebrate?
Invertebrate
400
Is a horse a vertebrate or invertebrate?
Vertebrate
400
Because of Earth's revolution around the Sun, we have different?
Seasons
400
What type of energy are you using when you ride a bicycle?
Kinetic energy
400
A factor being measured in an experiment
The dependent variable
400
This is a double which means you can either double 400 or keep 400.


What types of elements do you need to make an ionic compound?

A metal and a nonmetal
500
What does the X represent?

Domain, Kingdom, Phylum, X , Family, Genus, Species

Class
500
What is the Suns scientific name
Sol
500
What compound formula do these 2 elements make?

Lithium and Oxygen


(Use Periodic Table for this)

Li2O

500
Something in your experiment that stays the same?
The constant
500
What kind of compound can you make with 2 metals?


P.s. this one is tricky

A metallic bond