Water cycle
Where does the energy come from that starts the whole water cycle process?
The sun
The earth _________ around the sun.
What is orbits.
An organism that eats only meat.
What is carnivore.
The purpose of simple machines is to...
What is make work easier, or use less energy to do the same work.
Traits that help an organism survive
Adaptations
What is generally true about the weather near the equator?
Much warmer/Hotter
Most of the Earth's surface is covered by
oceans
The earth's ____ takes 24 hours to complete.
What is rotation.
An organism that eats plants and meat.
What is omnivore.
________ is a rubbing force acting against the motion of an object.
What is friction.
A species that no longer exists
Extinct
What two roles do roots have?
transport water and nutrients to the rest of the plant and to hold the plant in the ground
What is the process called when the sun heats the water on Earth?
evaporation
The moon "blocks" the sun from view, this is called...
What is solar eclipse.
What is the difference between a producer and a consumer?
producer - makes its own food
consumer - has to eat other living things
If an object sinks or floats is called?
What is density.
Fine dust like powder that plants use to reproduce
Pollen
The process that helps plants use energy from the sun to produce sugar.
What is photosynthesis?
How does a water vapor turn back into a water droplet?
The water vapor enters the atmosphere and is cooled off which causes it to turn back into a droplet and condense into a cloud.
The force that causes planets to orbit around one another
What is gravity.
An organism that breaks down dead matter in an ecosystem is a...
What is decomposer.
What is kinetic energy?
Energy in motion
when heat energy is removed from water what phase change takes place
a. liquid to gas
b. solid to gas
c. liquid to solid
c. liquid to solid
Which human activity would most threaten the survival of a species that lives in a river?
f. planting native trees near the river
g. collecting water samples from the river
h. using pesticides on farmland near the river
j. measuring the water temperature of the river
using pesticides on farmland near the river
Name the three main processes/phases of the water cycle.
evaporation, condensation and precipitation
Why is the summer time hotter than the winter time?
The hemisphere is tilted towards the sun when it is warmer and away when it is colder.
What does the word vertebrate mean?
has a backbone
What is the difference between a push and a pull?
push - going away from
pull- coming closer to
A hard outer structure. Think Snail
Exoskeleton