What is a timing device (stop watch or clock with a second hand)?
100
where freshwater rivers meet the oceans
What is an estuary?
100
animals that hunt and kill other animals for food
What are predators?
100
area where the ocean meets the land
What is the ocean shore zone?
100
repeated movement of water
What is a wave?
200
a tool that is used to enlarge objects to see details
What is a 10x magnifier?
200
an organism, usually a plant, that makes its own food
What is a producer?
200
animals that are hunted and killed as food for other animals
What is prey?
200
shorelines made of sand
What are beaches?
200
highest part of a wave
What is the crest?
300
another name for intervals
What are increments?
300
an organism that eats other organisms
What is a consumer?
300
an organism that spends a significant portion of its life in or on a living host organism usually causing harm to the host without immediately killing it
What is a parasite?
300
islands with sandy beaches that protect the mainland from the effects of waves on its shore
What are barrier islands?
300
the lowest part of a wave
What is the trough?
400
an explanation or interpretation of an observation based on prior experiences or supported by observations made in the investigation
What is an inference?
400
an organism that gets nutrients by breaking down dead organisms
What is a decomposer?
400
organisms or cells that serve as a home or source of food for a parasite
What are hosts?
400
the area where a river meets the ocean
What is an estuary?
400
what the top of a wave that curls over forms
What is a breaker?
500
any tool or process designed to help society in some way
What is technology?
500
transfer of energy through a series of organisms that use each other as food
What is a food chain?
500
a condition or resource that keeps a population at a certain size
What is a limiting factor?
500
water-filled spaces between the barrier islands
What are inlets?
500
giant sea waves caused by underwater earthquakes, volcanic eruptions or landslides