scientific method
The scientific method is …
A.)ways scientist make problems and ask questions
B.)ways scientists never solve problems
C.)ways scientists answer questions and solve problems
C
1. If a laboratory fire erupts, immediately
A.)notify the teacher
B.)run for the fire extinguisher
C.)throw water on the fire
D.)open the windows
A
Crust...
A.)2nd layer of Earth's makeup
B.)Thick, liquid layer
C.)Thin, top layer of Earth
D.)a rock
C
Where is the energy used in photosynthesis obtained?
light energy
what is the first step in the water cycle
A.) collection
B.) precipitation
C.) evaporation
D.)convection
C
Anything that can change in an experiment is called a
A.)measurement
B.)variable
C.)observation
D.)qualitative
B
Long hair in the laboratory must be
A.)cut short
B.)held away from the experiment with one hand
C.)always neatly groomed
D.)tied back with a hair band
D
tectonic plates
A.)a rock
B.)a thick piece of crust floating on the mantle
C.)a thick piece of crust underneath the mantle
D.)transform boundary
B
What are the reactants for photosynthesis?
carbon dioxide and water
Water leaves the atmosphere through the process of evaporation. Is the statement true or false?
False
The second step in the scientific method is...
A.)Ask a question
B.)Draw conclusions
C.)Analyze results
D.)Make observations
D
I will immediately notify the instructor only about major accidents. true or false
true
convergent boundary
A.)a rock
B.)plates coming towards each other
C.)plates moving away from each other
D.)plates sliding against each other
B
What are the end products of photosynthesis?
sugar and oxygen
What process in the hydrological cycle occurs when water vapor in the air changes to liquid water?
A) Condensation.
B) Evaporation.
C) Precipitation.
D) Vaporization.
The use of your senses to understand the world around you.
A.)inference
B.)observation
C.)hypothesis
D.)conclusion
B
Always point the open end of a test tube
A.)toward yourself
B.)toward your lab partner
C.)toward another classmate
D.)away from people
D
fault
A.)the bending of earth's layers
B.)a crack in the earth's crust
C.)a rock
D.)magma coming to the surface and making new land
B
In which part of the leaf does photosynthesis primarily occur?
stroma
State whether the following statement is true or false: Evaporation and condensation are opposite processes.
True
A controlled experiment is...
A.)is an experiment in which all the variable change.
B.)is an experiment in which all the variables stay the same except for one.
B
Part of lab safety includes reading the lab procedure
A.)before doing the lab
B.)while doing the lab
C.)after doing the lab
D.)only if you think you really need it
A
What is the order of Earth's layer from top to bottom?
A.)a rock
B.)mantle, crust, core
C.)crust, mantle, outer core, inner core
D.)crust, mantle, inner core, outer core
C
What is the chemical equation for photosynthesis?
6CO2 + 6H2O → C6H12O6 + 6O2.
The hydrologic cycle is driven primarily by solar energy. Is the statement true or false?
True