Worksheets8th Grade Science Review!
Total questions: 25
Worksheet time: 13mins
Which is NOT an example of renewable energy?
Solar panels
Hydroelectric plant
Gasoline
Wind turbines
Hydroelectric energy uses movement of
Wind
Rain
Sun's rays
Water
By using the Scientific Method, during our hands-on exploration of scientific concepts in class, we
hypothesized, observed, recorded, analyzed, and formed conclusions
ensured safety protocols were followed
knew that having fun was the main goal
followed directions
These are the basic building blocks of ordinary matter
atoms
protons
stuff
electrons
Subatomic particles include
wind, water, fire and earth
all the matter on planet Earth
protons, electrons, and neutrons
any particle with a positive charge
The nucleus of an atom is made up of
electrons only
protons only
protons and neutrons
neutrons only
What type of charge do protons possess?
Positive
Negative
Neutral
The atomic number of an element is determined by the
number of electrons in the first shell
how reactive the element is
number of protons in the nucleus
placement on the periodic table
This scientist created our modern day Periodic Table of the Elements
Chewbacca
Charles Darwin
Albert Einstein
Dimitri Mendeleev
The elements farthest to the right are known as the
alkali metals
noble gases
metalloids
halogens
Approximately what percent of water on earth is saline?
4%
50%
75%
97%
Water is matter and we know that matter cannot be created or
identified
destroyed
infiltrated
cycled
Charles Darwin sailed on the HMS
Whaler
Bounty
Queen Mary
Beagle
Darwin is considered to be the Father of
Evolution
Biology
Ecology
Geology
While visiting the Galapagos Islands, Darwin studied variation in
snake skins
beetle coloration
finch beaks
coral reef structure
This is key to species survival
Genetic abnormality
Genetic variation
Genetic modification
Genetic fluctuation
One difference between plant cells and animals cells is that plant cells have
cell wall and chloroplasts
mitochondria
Golgi apparatus
organelles
Eukaryotes are cells that have a distinct and clearly defined
cell membrane
cell wall
nucleus
purpose
Examples of Prokaryotes are
archaea and bacteria
plants and animals
amoeba
fungi
The relationship between cellular respiration and photosynthesis is Photosynthesis makes the glucose that is used in cellular respiration to make ATP. The glucose is then turned back into carbon dioxide, which is used in photosynthesis.
True
False
A community is a
the diet of a species
a place where one species lives
the same as habitat
an interacting group of various species in a common location
A tertiary consumer gets its nutrition by consuming
primary and secondary consumers
other tertiary consumers
plants that get their energy from the sun
One way to protect coral reefs is to
avoid snorkeling near them
stop eating coral
wear sunscreen that is designated as "reef safe" when swimming in the ocean
only swim in swimming pools
A carnivore only consumes
plants
chili con carne
meat
vegetables
Why should you work to reduce your carbon footprint on our planet?
To ensure adequate food supply for future generations
To ensure resources will be available for future generations and to decrease pollution
To eliminate blisters on your feet while walking
To explore new ways of harvesting energy from the sun
