Life Science
Physical Science
Earth Science
Space Science
Scientific Inquiry
100
What structure on a plant makes seeds so that the plant can reproduce?
Flower
100
A student stands outside on a cold winter day. His hands become cold and he rubs them together to make them warmer. What makes them get warmer?
Friction
100
What is the process of sediment moving from one place to another called?
erosion
100
How long does it take the earth to revolve around the sun?
365 1/4 days
100
A predicted outcome of an experiment is called what?
hypothesis
200
The class puts the planters by the window so that the plants can get more sunlight. How do the tomato plants use sunlight?
to make food in the leaves
200
What is anything that has mass and takes up space called?
matter
200
What are the buried remains of ancient organisms called?
fossils
200
What causes the seasons?
the tilt of the earth
200
Something that can be changed in an experiment is called a what?
variable
300
What is the food making process in plants called?
Photosynthesis
300
What is the measurement of matter in an object called?
mass
300
What type of weather front has triangles on it?
cold front
300
What 2 forces keep the planets in orbit around the sun?
gravity and inertia
300
What 2 tools could be used to observe items that are very small?
magnifying lens and microscope
400
Name 2 reasons that cause extinction.
loss of habitat, over hunting
400
What are the 3 main states (forms) of matter?
solid, liquid, and gas
400
List 3 places on earth you could find fresh water.
lakes, streams, rivers, polar icecaps, ponds
400
Name the northern and southern lights.
Aurora Borealis and Aurora Australis
400
What temperature does water freeze and boil at Celsius?
0 and 100
500
Explain the process of photosynthesis.
plant takes in CO2, sunlight, and water, then makes food and releases O2
500
Name the 5 simple machines
inclined plane, wedge, screw, lever, pulley
500
Explain the water cycle.
water evaporates into the air, condenses as it rises, froms water droplets, falls back to the earth in form of precipitation.
500
List the 9 planets of our solarsystem in order
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, Pluto
500
List the 7 steps of the scientific method.
1. state problem 2. collect info 3. create hypothesis 4. plan an experiment 5. experiment 6. record data 7. analyze data and give conclusion
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