term 4 science cycle test Flashcards
`mrs gren:
movement, respiration, sensitivity, growth, reproduction, excretion, nutrition
taxonomic ranking:
classificationof different things
7 levels of classification: ( dear kate…)
Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species
the five kingdoms:
bacteria, animal, plant, protist, fungi
dichromatic key
mr men, choclate thing
invertebrate:
animal without a backbone
vertebrate:
animal with a backbone
amthibian:
live on land and water, lay eggs in water ( frog, fish )
reptiles;
live onland, lay hard eggs on land ( lizard, snake )
ectotherm:
an animal that depends on the wheather for heat and coldness
endotherm:
has its own body heat and uses that
mammal
gets pregnant like a human
placental:
gets pregnant (us, whales, foxes etc
monotremes:
lay eggs ( only platypus and echidna )
marsupials;
gives birth and then it climbs into pouch ( grotty kangarro )
abiotic:
non living ( air, soil, rain )
biotic
living ( plants, anaimals protists)
food chain:
shows the flow of enrgy
food web:
who eats who
apex predators
the top of the food chain
autotrophs
make their own food
hetrotrophs
dont make their own food ( first consumers )
herbivore
eats plants
carnivore
eats meat ( usually second or higher in the food chain )
omnivore
eats plants and meat
food web order:
producers, primary consumers, secondary consumers, tertiary consumers
where are tertiary consumers:
at the top of the food chain
intraspecific competition:
cometition of the same species
interspecific competition;
cometition of different species
symbiosis:
living together
parasitism:
one good and one bad
mutalism
good, good
commensalism
one good and one dosent care
the three adaptions are:
structural, behavioural, physiological
solar system consists of;
stars, planets, dawrf planets, comets and astroids
is our solar system part of the milky way?
yes
what are the order of planets freom the closest to the sun?
mercury, venus, earth, mars, jupitar,saturn, uranus, neptune
what are stars made out of?
gas that give out light
terrestrial planets:
the 4 closeset planets from the sun, merucry, venus, earth, mars
dawrf planets:
plamets that are too big to be astroids and too small to be planets
what is a satilite ?
A satellite is a moon, planet or machine that orbits a planet or star.
what is the astroid belt?
of space between Mars and Jupiter where most of the asteroids in our Solar System are found orbiting the Sun.
what is the goldilocks zone?
planets in the zone that arent too hot or too cold
what is the mass of an abject?
how much matter it is made out of
what is the weight of an object?
the force on it due to gravity
the hottest planet?
venus
the earths axis is tilted….
23.5 degrees to the vertical
the earths axis roates to the..
left ( anticlockwise )
what is a solar eclipse
when the Moon passes between the Earth and the Sun (blocking out
the Sun’s light partially or entirely)
what is a luna eclipse
when the Earth comes between the Sun and the Moon ( causing Earth’s shadow to be cast on the Moon)
how many days does it take for the earth to rotate around the sun in eliptical orbit?
365 and a quarter
the heliocentric theroy was proposed by who?
Aristarchus
who showed more evidence for the sun being revolved around the earth?
Copernicus
what did Erastosthenes do?
he was the first person to accurately measure the circumference of the Earth
what did Aryabhatta do?
he figured out how it takes the earth to revolve around the sun ( a year )
what did Johannes Kepler do?
he realised that the planets were oval, not round
what did Galileo Gallilei do?
created the teliscope
issac newton is famous for
gravity theroy
