Science 1
Science 2
Science 3
Science 4
Science 5
100
a feature, quality, property, or trait of an object or organism.
characteristic
100
a stage in the life cycle of an insect that occurs between larva and adult
Pupa
100
all members of the same species living together at the same time in the same area
Population
100
a measure of the force of gravity on an object
Weight
100
a measure of the amount of water vapor in the air
Humidity
200
to examine methodically by separating into parts and studying their interrelatedness
Analyzing
200
a type of rock that forms from cooled magma or lava
Igneous Rock
200
the pivot point of a lever
Fulcrum
200
the condition of the atmosphere at a given time and place
Weather
200
the fine dust like powder that contains the male reproductive cells of seed-bearing plants
Pollen
300
a physical property of a solid used to describe its surface
Texture
300
a term used to describe the electric or magnetic force exerted by oppositely charged objects or to describe the gravitational force that pulls objects toward each other.
Attraction
300
a diagram representing the transfer of energy from the Sun through producers and a series of consumers
Food Chain
300
****Double Jeopardy a change of a substance from one from to another without a change in its chemical properties
Physical Change
300
property of a mineral that describes how it appears when it reflects light
Luster
400
a group of the same kind of organisms that can mate and produce offspring that can reproduce
Species
400
****Double Jeopardy an explanation based on evidence that is not directly observed
Inference
400
The stem is an important part of many plants. Which of the following is most similar to the role performed by the stem of a plant? F. an anchor holding a boat in place G. a snack company producing energy bars H. a colorful sign attracting people into a store I. an elevator transporting supplies from one floor to another
I an elevator transporting supplies from one floor to another
400
an early stage in the life cycle of an organism that will undergo complete metamorphosis
Larva
400
an event, condition, or factor that can be changed or controlled in order to study or test a hypothesis in a scientific experiment
Variable
500
Food webs show feeding relationships among different types of organisms. Those organisms each have a specific niche. Which of the following best describes a function of decomposers in food webs? A. to recycle nutrients into soil B. to convert solar energy into food C. to provide food for secondary consumers D. to compete with secondary consumers for oxygen
A -to recycle nutrients into soil
500
An object moves through space with balanced forces acting on it. Which statement best describes the speed and direction of the object as long as the forces acting on it remain balanced? F. The speed and direction of the object will both change. G. The speed and direction of the object will remain constant. H. The speed will change, but the direction will remain constant. I. The speed will remain constant, but the direction will change.
G The speed and direction of the object will remain constant
500
Astronomers study many different kinds of objects in our Solar System. Which of the following best describes a difference between comets and asteroids? F. Comets orbit planets, and most asteroids orbit the Sun. G. Comets are hot balls of gas, and asteroids are made mostly of ice. H. Comets are made mostly of ice, and asteroids are made mostly of rocks. I. Comets orbit the Sun between Mars and Jupiter, and asteroids form patterns in the sky.
H Comets are made mostly of ice, and asteroids are made mostly of rocks.
500
****Double Jeopardy**** the use of scientific knowledge and processes to solve practical problems
Technology
500
A scientist performs an experiment and asks other scientists around the world to replicate it. Why would other scientists most likely try to perform the same experiment? A. to find out if weather of various regions of the world would affect the results B. to see if the experiment would be less expensive in another part of the world C. to confirm the results of the experiment conducted by the scientist D. to verify that the hypothesis of the experiment is a scientific law
C. to confirm the results of the experiment conducted by the scientist
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