6th Grade Science Test 8 Flashcards
earth-centered universe
Ptolemy
sun-centered universe
Copernicus
three laws of planetary motion
Kepler
law of universal gravitation
Newton
a symmetrically shaped oval
ellipse
name means the “wanderers”
planets
distance between the earth and the sun
astronomical unit
the force of attraction that exists between any two objects
gravity
the two points inside an ellipse
foci
the phase of the moon displaying the most light
full moon
the tide that occurs when the moon is in line with the earth and sun
spring tide
made up of the sun and all the heavenly bodies that orbit it
solar system
the only planets with no moons
Venus and Mercury
the earth completes one of these in 24 hours
rotation
the amount of time it takes for a comet to complete its orbit
period
a solar year is how many days
365 1/4
an asteroid-sized chunk of rock, dust, and ice that develops a huge, bright “tail” as it approaches the sun
comet
a band of comet-like objects located beyond the orbit of Neptune
Kuiper belt
list the planets in order from the sun
Mercury Venus Earth Mars Jupiter Saturn Uranus Neptune
Know what all the cave formations look like. Study them in your book and worksheets.
draperies cave pearls stalagmites flowstone stalactites
Be able to label all parts of a flower.
sepal petal stamen pistil ovule
Be able to identify the following constellations.
Andromeda Centaurus Draco Cygnus Cassiopeia
crustacean, insect, or spider: ability to regenerate lost body parts
crustacean
crustacean, insect, or spider: two distinct body regions
spider
crustacean, insect, or spider: three pairs of jointed legs
insect
crustacean, insect, or spider: strong pinchers
crustacean
crustacean, insect, or spider: eight legs
spider
crustacean, insect, or spider: one or more pairs of wings
insect
Write a paragraph about the process of photosynthesis, including three important facts. You may tell about the things that are necessary for photosynthesis to occur, the purpose of photosynthesis, and the products that result because of photosynthesis. Use complete sentences.
In good sentences: (1) purpose–to make food; (2) importance–only green plants make food; (3) necessary “ingredients”–light, water, air; (4) takes place in the leaves; (5) products–oxygen, glucose.
Explain the difference between a solar eclipse and a lunar eclipse.
A solar eclipse takes place when the moon blocks the sun from our view. A lunar eclipse takes place when the moon passes directly behind the earth: the earth briefly blocks sunlight from the moon, causing the moon to appear darkened.
