Organelles
Hodgepodge
Resources
Weather
Atoms and Elements
100
What is the basic unit of all living things?
The Cell
100
To form a compounds, elements must take part in a _____________.
chemical reaction
100
What is the process used to remove salt from salt water to make fresh water?
desalination
100
How many layers is the Earth's atmosphere divided into and what are their names?
4 layers thermosphere, mesosphere, stratosphere, troposphere
100
What is the smallest particle of an element that still has the properties of the element?
an atom
200
Which organelle is responsible for making proteins?
Ribosomes
200
What are producers and consumers? Give an example of each.
producers are living things that make their own food. Consumers are living things that depend on other living things for food.
200
What are some ways to conserve water?
turn off the faucet when brushing your teeth, take shorter showers, run only full loads of dishes and clothes, and much more!!!
200
When measuring air pressure, which layer of the atmosphere will have the highest air pressure system? Which layer will have the lowest?
the highest will be the closest to the Earth in the troposphere. The lowest will be the furthest away in the thermosphere.
200
What is an element? What is a compound? How are they different?
element- substance that cannot be broken down chemically into other substances. compound- pure substance made of two or more elements that are chemically combined.
300
What is the name of the Jellylike substance inside the cell?
cytoplasm
300
High altitude winds called ______________, move weather systems across the United States.
jet streams
300
What are the steps in the water cycle? Describe each one.
evaporation, condensation, and precipitation
300
What is a tool used for measuring air pressure? What tool is used for measuring temperature?
barameter- air pressure thermometer- temperature
300
How are the elements organized on the periodic table? Who developed it?
arranged by their properties. Dmitri Mendeleyev
400
What is the outermost part of the plant cell?
cell wall
400
What causes convection currents in the Earth's atmosphere?
uneven heating of the Earth's surface.
400
How do oceans effect the climate?
Ocean currents warm or cool the air above them. This air influences the climate. Oceans hold summer heat longer and they hold winter chill longer. So if you live near the ocean your summers are cooler and winters are warmer.
400
What is the difference between a land breeze and a sea breeze?
A land breeze is wind that blows toward the sea. A sea breeze is wind that blows toward the land. Think about where the air started from to help you.
400
What do the atomic numbers represent?
number of protons in the nuclei.
500
What is the outermost
500
Look at the chart in your science book on page 101, correctly place each item into the correct category!
respitory system- lungs, bronchi, alveoli, and trachea circulatory system- heart, veins, arteries, capillaries digestive system- esophagus, villi, small intestine, stomach excretory system- sweat, bladder, urine, kidneys
500
You learn that a city on the coast is near a warm ocean current. What can you infer about the climate in that city?
You can infer that the city's clumate is moderate and doesn't have extremely high or extrememly low temperatures.
500
What causes storms?
Severe storms are associated with low-pressure systems. Warm, moist air rises and cools. WAter vapor in the cooling air condenses, formin clouds, followed by percipitaion.
500
What kind of element is usually dull in color, doesn't conduct electricity, doesn't ben or stretch very much, and breaks easily?
a nonmetal
M
e
n
u