Organisms
In multi-celled organisms
a. Different types of cells perform different functions
b. Cells look very similar, and it is hard to tell them apart
c. Some cells do not seem to have any function
A. Different types of cells perform different functions
What is the energy source that powers the water cycle?
a. Wind
b. Soil
c. Plants
d. The Sun
D. The Sun
Saying you are older than a baby is an example of____________?
a. Absolute age
b. Relative age
c. The Law of Superposition
d. Principle of Original Horizontality
B. Relative age
What type of heat transfer does a thermos prevent?
a. Convection
b. Radiation and conduction
c. Convection and radiation
B. Radiation and conduction
What does a wave transfer?
a. Matter
b. Energy
c. Friction
d. Water
B. Energy
Chloroplasts play an important role in _________.
a. Supports the shape of the cell
b. Photosynthesis
c. Cell movement
B. Photosynthesis
High pressure systems bring
a. Clear skies and fair-weather
b. heavy cloud cover
c. thunderstorms
d. rain
A. Clear skies and fair-weather
How old is the Earth?
a. 5 billion years old
b. 4.9 billion years old
c. 4.6 billion years old
d. 4.5 million years old
C. 4.6 billion years old
The faster the molecules are moving,
a. The higher the temperature
b. The lower the temperature will be
c. Particle movement does not relate to temperature
A. The higher the temperature
When electromagnetic waves are absorbed by an object, what happens?
a. Nothing
b. The object moves
c. The objects stops moving
d. The object become warmer
D. The object become warmer
A neuron is a
a. Blood cell
b. Bone cell
c. Nerve cell
C. Nerve cell
The amount of water vapor in the air is known as _____________.
Relative Humidity
Which of these time periods lasted the longest?
a. Precambrian Time
b. Paleozoic Era
c. Mesozoic Era
d. Cenozoic
A. Precambrian Time
What is thermal equilibrium?
a. When two objects are at rest at the same time
b. Potential energy
c. When objects reach boiling point
d. When two objects reach a common temperature
D. When two objects reach a common temperature
When a wave bounces off a surface and moves in a different direction it is called_________
a. Refraction
b. Reflection
c. Absorption
d. Transmission
B. Reflection
Stimuli received are
a. Changed into neurons
b. Changed into electrochemical signals
c. Changed into blood molecules and sent through the blood
d. Absorbed into the bloodstream directly
B. Changed into electrochemical signals
What is an engineering idea to protect areas that are prone to flooding?
a. Stormwater pumps and improved storm drains
b. Elevators instead of stairs
c. Reinforcing with steel and wood
d. Insulated walls
A. Stormwater pumps and improved storm drains
Satellite imagery, seismographs and sonar equipment can all be used to
a. Predict the movement of infectious disease
b. Monitor the changes to the earth’s crust which might lead to a natural hazard
c. Mitigate the effects of flooding
d. Prevent wildfire
B. Monitor the changes to the earth’s crust which might lead to a natural hazard
As water in the freezer turns into ice,
a. The water neither absorbs or release energy
b. The water absorbs energy from the cold air in the freezer
c. The particles in the water speed up
d. The freezer air absorbs heat from the water
D. The freezer air absorbs heat from the water
An optical illusion that makes a straw in water appear to be bent or broken is caused by___________?
a. Reflection
b. Absorption
c. Refraction
d. transmission
C. Refraction
Once the electrical signal travels to the brain
a. It is eliminated
b. It is processed and the brain may send signals to act or store it as memory
c. It is converted to a soundwave
d. It is retrieved
B. It is processed and the brain may send signals to act or store it as memory
What type of currents are in the mantle of the Earth?
a. Electrical currents
b. Convection currents
c. Rock currents
B. Convection currents
Some natural hazards have phenomena before the event. An example of this is_________
a. A loud roaring sound from the ocean before a tsunami
b. A thunderbolt before an earthquake
c. A flood before a wildfire
A. A loud roaring sound from the ocean before a tsunami
What type of heat transfer circulates the heat through liquid or gas?
a. Convection
b. Radiation
c. Conduction
A. Convection
Objects or substances that absorb any wavelength of electromagnetic radiation become warmer and_______.
a. Produce a gas
b. convert the absorbed energy to infrared radiation (heat)
c. Convert the absorbed energy into chemical energy
d. Reflect back twice as much energy
B. convert the absorbed energy to infrared radiation (heat)