Science Final Question Preview (ID: 19940)
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If 2 or more elements are chemically bonded together, they form a ________
a) chemical formula
b) compound
c) element
d)
Which of these is a compound?
a) He - Helium
b) HCl - Hydrochloric acid
c) Au - Gold
d)
Solubility, density and freezing point are examples of________ ex: a melting ice cream
a) chemical change
b) reaction
c) physical change
d)
Elements are a pure substance so which of these is an element?
a) Salt- NaCl
b) Gold -Au
c) Water- H2O
d) Carbon dioxide- CO2
Color and temperature change, forming solids and bubbling are signs of a_________
a) chemical reaction
b) physical change
c) no reaction
d)
Planets that are rocky and terrestrial are the _______ planets. M V E M
a) solar system
b) inner
c) outer
d)
What is made of ice, dust and dirt with a tail?
a) asteriod
b) star
c) comet
d)
The planets such as Jupiter, Saturn, Neptune and Uranus (outer planets)are called
a) ringed planets
b) gas giants
c) rocky bodies
d)
A large rocky body usually found between Jupiter and Mars is called...
a) meteriod
b) comet
c) asteriod
d) meteor
What has a nucleus and membrane bound organelles?
a) a bacteria cell
b) a parkaryotic cell
c) a plant cell
d) an eukaryotic cell
What do you call an organism made of one microscopic cell?
a) an animal
b) unicellular
c) multicellular
d) a plant
Bacteria which is a small, unicellular organism is.....
a) prokaryotic
b) eukaryotic
c) not either prokaryotic or eukaryotic
d)
Multicellular means that organisms are made up of _____ cell(s).
a) one
b) two or more
c) no cells at all
d)
Biotic factor is......
a) non-living organisms
b) groups of same species
c) groups of living things
d)
An ecosystem has....
a) living and non- living things
b) water but no animals
c) only living things
d)
Identifying, naming and classifying organisms is called...
a) ecology
b) biology
c) taxonomy
d)
What has a shiny kuster, conducts electricity and is ductile?
a) rocks
b) glass
c) metal
d)
Non- metals do NOT have...
a) a dull luster
b) brittleness
c) malleable(bendable)
d) poor conductivity
Rust is a form of.....
a) chemical change
b) physical change
c) temperature change
d)
A worm. a spider, a cat and a crab are all animals and also are....
a) asexual reproducers
b) multicellular organisms
c) hace similar ways of moving (locomotion)
d) have the same inside (internal) structures
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