General Science Elements and metals

General Science Elements and metals

Question 196 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What are the electrons in the outermost energy level called?
A
Halogens
B
Metals
C
Oxidation Number
D
Valence Electrons
Question 197 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Condensation occurs when a substance changes from .....
A
liquid to gas
B
ice to water
C
gas to liquid
D
water to ice
Question 198 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
the process of removing salt from seawater to obtain freshwater
A
desalination
B
natural resource
C
hydrocarbon
D
compost
Question 199 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
copper can be used to make statues like the statue of liberty
A
therefore copper is malleable
B
therefore copper is ductile
C
therefore copper is shiny
D
therefore copper is a conductor
Question 200 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
This is what the experimenter is manipulating or changing in the experiment.
A
Independent Variable
B
Dependent Variable
C
Constants
D
Results
There are 200 questions to complete.