the path of energy as it flows from one organism to the next
What is a food chain?
100
the tendency of an object to remain at rest or in motion unless it is acted on by a force
What is inertia?
100
a forest located in the Earth's far nothern regions, containing both deciduous and coniferous trees
What is the taiga?
200
earthworms, fungi, bacteria
What is a decomposer?
200
this force causes an object to move
What is unbalanced forces?
200
food chains and food webs get their energy from this
What is the sun?
200
a soccer ball rolls across a grassy field, this causes the ball to come to a stop
What is friction?
200
a cold, treeless, area where the subsoil is permanetly frozen, but in summer the top layer of soil thaws and can support some plantlife
What is the tundra?
300
a herbivore, carnivore, or omnivore
What is consumer?
300
A book sitting on a table suddenly starts to move
What is unbalanced force?
300
DRAW ON WHITE BOARD A FOOD CHAIN USING THESE ORGANISMS:
hawk, grass, mealworm, lizard
What is grass->mealworm->lizard->hawk?
300
During a cycling race, a rider was getting tired. She kept pedaling hard because she saw a hill ahead where she could coast downhill. Name the foce that will allow her to move even when not pedaling.
What is gravity?
300
maples, oaks, and elms can be found here
What is the deciduous forest?
400
many of these are needed for an ecosystem to support the greatest variety of organisms over the longest period of time
What is a producer?
400
A race car is moving down a race track at a constant speed of 200 kilometers per hour. If the speed of the race car does not change, describe the forces acting on the race car.
What is balanced force?
400
a group of interrelated food chains in a particular ecological community
What is a food web?
400
this is changed by how fast an object is moving and how much mass the object has
What is momentum?
400
since these two biomes are located nearest the equator, they are generally the warmest and most humid
What is the tropical rainforest and desert?
500
decomposers return this to the environment
What are nutrients?
500
Two identical soccer balls are rolling toward each other. When the balls collide, Ball 1 is pushed back in the direction it had come. Ball 2 keeps moving in the same direction. Name the force.
What is unbalanced force?
500
DRAW A FOOD WEB ON YOUR WHITE BOARD USING THE FOLLOWING ORGANISMS:
owl, caterpillar, grass, mouse, snake, bird, rabbit
What is
owl snake
caterpillar mouse bird rabbit
grass?
500
You have a car traveling at 60 km per hour, a freight train traveling at 20 km per hour, a book falling off a desk and a leaf falling from a tree. Name the one with the least momentum.
What is the leaf?
500
this biome has fewer carnivores living in it than any other
Do you know why?