power
Renewable or Non Renewable:
A natural substance that is not replenished (oil, coal)
Non renewable
What do we call water when it is a solid?
Ice
The layer of gasses that surround Earth
atmosphere
What are the five basic senses that humans have?
Sight, hearing, smell, taste, and touch.
How long does it take for Earth to revolve around the sun?
365 days/ a year
Renewable or Nonrenewable:
An energy source that has a continuous supply (solar power, wind power)
Renewable
What is evaporation?
Evaporation is when water is heated and turned into a gas.
What are some negative effects that humans have had on the planet?
Overpopulation, overfishing, burning fossil fuels, pollution
Name the gas essential for us to breathe?
Oxygen
_____ is when gas cools and turns into water droplets.
Condensation.
_______is power from physical or chemical resources
Energy
This is the process called when leaves on trees use sunlight for energy?
What is Photosynthesis?
Primary source of energy for all food chains is the ____.
sun
What is the difference in the particles of a solid, liquid, and gas?
solid = packed tight liquid = some movement gas = freely moving
What does a herbivore eat?
plants
How many approximate days our moon takes to complete the orbit around the Earth?
30 days
What part of the plants function is to absorb water?
The roots
Explain why a dolphin isn't a fish?
It doesn't have gills, and it gives birth to live young, produces milk
The _________ system is responsible for pumping oxygen into our blood and removing carbon dioxide. Includes our lungs.
Respiratory
what does a carnivore eat?
meat
What are the two gases in the atmosphere?
oxygen, carbo, nitrogen, helium,
What causes objects to slow down?
friction
What tool would I use to find the mass of an object?
A balance scale
Name the species which can live on both water and land?
Amphibians
what does an omnivore eat?
plants and meat