What is the scientific notation for 150,000,000 km?
1.5 * 10^8 km.
100
What is the blanket of gases that surrounds our planet called
Atmosphere
100
Which type of water makes up 97 percent of Earth's water?
Saltwater
100
To express large numbers, scientists use a type of shorthand called _____________ in which numbers are expressed as a value between 1 and 10 multiplied by a power of 10.
Scientific Notation
100
What is Astronomy?
The study of objects beyond Earth's atmosphere
200
Convert 345 centimeters into meters.
3.45 centimeters
200
Who identifies rocks and fossils, study the processes that make up Earth, the processes that form and change these materials, and study the history of the planet and its life forms?
geologist
200
What is the name of the steps a scientist might use in an investigation, and what is the sequence of those steps?
The study of the forces and processes that cause the atmosphere to change and produce weather.
300
Convert 9 inches into centimeters.
(Hint: 1 inch = 2.54 centimeters)
22.86
300
All the water on Earth and the atmosphere make up the _______________, and the region of permanently frozen water on Earth is called ______________.
Hydrosphere;Crysophere
300
ALL the organisms on Earth as well as the environments they live in is called the ___________
Biosphere
300
A _____________ is an idea picture, a system, or a mathematical expression that represents the concept being explained.
Scientific Model
300
What is the area from the surface of Earth down to its center known as?
geosphere
400
What type of units are used in the International System of Units of the SI system, and why?
Metric Units, so that people from all over the world that use different measurements can have a common measurement during times of interaction.
400
The application of scientific discoveries
Technology
400
Which is true of scientific models?
a.) They never change
b.) They must be true for 10 years
c.) They will be modified with new observations and data
d.) They are generally the work of scientists
c.) They will be modified with new observations and data
400
A __________ is an explanation based on many observations during repeated investigations.
Scientific Theory
400
What is environmental science?
The study of organisms and their surroundings.
500
Convert 5 yards into inches
180 inches
500
***** Bonus: 900 points*****
The ____________ is the factor changed by the experimenter. The __________ is the factor that is affected by the changes in the ___________. The __________ is the variable that does NOT change. A ________ is used in an experiment to show that the results of an experiment are the results of the condition being tested
Independent Variable; Dependent Variable; Independent Variable; Constant; Control
500
Why are safety rules posted or stated when conducting an experiment?
a.) Safety rules are used to scare students
b.) The goal of safety rules is to make an experiment exciting
c.) Safety rules are just some suggestions as to how to behave during an experiment
d.) The safety rules are given for scientist' protection
d.) The safety rules are given for scientist' protection
500
What is a scientific law?
A principle that describes the behavior of a natural phenomena; "a rule of nature"
500
****Daily Bonus: 600 points****
What is oceanography and what is an example of a subspecialty in oceanography?
Oceanography is the study of Earth's oceans;
Examples: Physical oceanography
Marine geology