General Science

Investigating Space
The temperature in the ‘sunspots’ is
very high
very low
normal
cool
Author: rikazzz Comment
Electric Circuits and Currents
The electricity passes through
pipeline
electricity meter
power house
generator
Author: rikazzz Comment
Solutions
A scale which is used to measure hoe acidic or alkaline is called
indicator
pH scale
pH meter
balance scale
Author: rikazzz Comment
Atoms and Atom Model
The number of neutrons in an atom effects the
density
size
shape
color
Author: rikazzz Comment
Solutions
Acidic solutions are very good conductors of
electricity
gases
heat
solute
Author: rikazzz Comment
Electric Circuits and Currents
Passing through two bulbs is
difficult for electrons
easy for electrons
difficult for protons
easy for protons
Author: rikazzz Comment
Mixtures
Nitrogen is used to preserve food by freezing
solid state
liquid state
molten state
vapor state
Author: rikazzz Comment
Electric Circuits and Currents
Materials that do not allow electrons to flow through them are known as
insulators
conductors
electrolytes
bases
Author: rikazzz Comment
Investigating Space
Radio telescopes were first built and used in
1910s
1920s
1930s
1940s
Author: rikazzz Comment
Atoms and Atom Model
The valency of carbon is
2
4
6
8
Author: rikazzz Comment

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