Matter
What are the 3 states of matter?
solid, liquid, and gas
organisms that break down dead or decaying plant and animal materials
decomposers
What makes up the geosphere?
solid rock, molten rock, and dirt
This makes an apple fall to the ground
gravity
The ability of a substance to dissolve in another substance is ___________
solubility
chemical change
an organism that uses energy from the Sun to make its own food
producer
What is the atmosphere?
all of the gases around the Earth
Earth revolves around the __________
Sun
A large object that orbits a star
planet
What is matter?
Anything that has mass AND takes up space
plants take in ____________ and release oxygen
carbon dioxide
Give 3 examples of things found in the biosphere.
Answers will vary but could include: plants, animals, humans
The seasons in the northern and southern hemisphere are ______________
opposite
What is pollution?
the addition of harmful materials to soil, air, or water
What is the law of conservation of mass?
matter cannot be created no destroyed
All water on earth is recycled through this: (hint: evaporation, condensation, precipitation)
the water cycle
What is the hydrosphere?
All of Earth's solid and liquid water
patterns of stars
constellations
What is endangered?
animals in danger of becoming extinct
Give 3 examples of a physical property
conductivity, flexibility, reflectivity, magnetism, etc.
Plants need these 4 things to live:
space, carbon dioxide, water, sunlight
What percentage of Earth's water is freshwater?
3%
It takes this long for Earth to complete one full rotation on its axis
24 hours
What is conservation?
preservation or protection of natural resources