Matter 1
Anything that has mass and has volume
matter?
Someone tried to pour chocolate syrup on ice cream, but it turned solid and would not pour. It must have been affected by a _________________ in temperature.
a.) increase
b.) decrease
b.) decrease
Dozens of clownfish currently live in a coral reef near Hawaii. All of the clownfish in the reef make up a--
organism, population, community, or ecosystem
population
A red fox's ________ provides the food, water, shelter, and space it needs to survive.
a.) life cycle
b.) habitat
c.) community
d.) predator
b.) habitat
What is needed in order for flowering plants to make seeds and reproduce?
pollination
Which is a mixture?
a.) cereal and milk
b.) soda
a.) cereal and milk
Which statement is true?
a.) Matter gains mass during a phase change.
b.) Matter loses mass during a phase change.
c.) Matter does not gain or lose mass during a phase change.
c.) Matter does not gain or lose mass during a phase change.
Organisms that get their energy by eating other organisms are called--
producers, consumers, decomposers
consumers
What tool do scientists use to group organisms based on its physical characteristics?
dichotomous key
What are the outputs of photosynthesis?
oxygen, glucose (sugar)
Matter is made of very small particles called--
a.) waves
b.) faults
c.) conductors
d.) atoms
d.) atoms?
In which mixture do the combined substances KEEP their physical properties?
a.) chicken noodle soup
b.) liquid soap
c.) sparkling water
d.) soda
a.) chicken noodle soup
In a rainforest, there are many different trees, plants, insects, birds, reptiles, and other animals. Together they make a--
organism, population, community, ecosystem
community
A food chain shows the flow of energy in an ecosystem. Who has the greatest amount of energy in an ecosystem?
producers, consumers, decomposers
producers
Classify the following organisms as a floater, swimmer, or ocean floor organism.
starfish, dolphin, phytoplankton
Phytoplankton (floater)
Dolphin (swimmer)
Starfish (ocean floor)
Bucket A contains water and rocks. Bucket B contains water and salt. Both buckets are stirred.
Which bucket contains a solution?
Bucket B
To measure an object's mass, you need to know--
a.) how hot the object is
b.) the diameter of the object
c.) how much matter is in the object
d.) what the object is made of
c.) how much matter is in the object
Which of the following uses energy from the sun to make its own food?
producers, consumers, decomposers
producers
producers, consumers, decomposers
decomposers
What are the inputs of photosynthesis?
Carbon dioxide, water, sunlight
What are the three main phases of matter?
solid, liquid, gas
A leaky hose left a small puddle on the sidewalk. After a few hours, the water will likely be in what phase?
Organisms need energy in order to live. Energy is passed from one organism to another in the ecosystem. Where does the energy first come from?
the sun
Snowy owls and caribou live in the same community. However, they have different needs, behaviors, and ROLES in the ecosystem. They each have their own--
niche
Question: How does the amount of vinegar affect the rate at which an eggshell dissolves?
What is the amount of vinegar? (IV, DV, constant)
Independent Variable