PRAXIS 5005 Elementary Education.
Science
The process by which a gas becomes a liquid is called
condensation
freezing
melting
reduction - answer condensation
Which of the following human organs is responsible for the formation of sperm cells?
Pancreas
Thyroid
Ovary
Testis - answerTestis
Which of the following best describes the approximate length of time it takes Earth to
rotate once about its axis?
One hour
One day
One month
One year - answerOne day
Which THREE of the following are generally acceptable rules for laboratory activities?
-Students should wash their hands after mixing chemicals in the laboratory.
-Students should inform the teacher immediately of any accidents or spills in the
laboratory.
-Students should use cracked glassware only when the teacher is in the laboratory.
-Students should read instructions thoroughly before performing laboratory procedures.
- answer-Students should wash their hands after mixing chemicals in the laboratory.
-Students should inform the teacher immediately of any accidents or spills in the
laboratory.
-Students should read instructions thoroughly before performing laboratory procedures.
Which of the following processes most directly involves the movement of water from the
atmosphere to Earth's surface?
Infiltration
Precipitation
Transpiration
Sublimation - answerPrecipitation
Which of the following is an important function of the digestive system?
Absorbing nutrients into the body
, Transporting signals to and from different parts of the body
Providing structural support for the body
Protecting the body from ultraviolet radiation - answerAbsorbing nutrients into the body
As a rock begins tumbling down a hillside, most of its gravitational potential energy is
converted into
kinetic energy
thermal energy
chemical energy
nuclear energy - answerkinetic energy
Which of the following is the best example of an interaction between different biotic
factors in an ecosystem?
A caterpillar undergoing metamorphosis
A plant absorbing sunlight
A grazing animal eating plants
An icicle melting on a warm day - answerA grazing animal eating plants
A neutral atom becomes a positive ion when it loses one or more
electrons
neutrons
protons
nuclei - answerelectrons
Which of the following best describes a galaxy?
A small celestial body composed of ice
A giant planet orbited by ten or more moons
A collection of planets revolving around a star
A large cluster of stars, dust, and gas - answerA large cluster of stars, dust, and gas
An object is moving in a straight line at a constant speed. What will happen if a constant
force is then applied to the object in the same direction in which the object is moving?
-The object will stop moving.
-The object will continue moving in the same direction but will slow down.
-The object will continue moving in the same direction but will speed up.
-The object will move in the opposite direction but at the same speed as before. -
answerThe object will continue moving in the same direction but will speed up.
Which of the following molecules is a product of cellular respiration and is used for
energy transfer in cells?
ATP
Carbon dioxide
Oxygen
Water - answerATP
Science
The process by which a gas becomes a liquid is called
condensation
freezing
melting
reduction - answer condensation
Which of the following human organs is responsible for the formation of sperm cells?
Pancreas
Thyroid
Ovary
Testis - answerTestis
Which of the following best describes the approximate length of time it takes Earth to
rotate once about its axis?
One hour
One day
One month
One year - answerOne day
Which THREE of the following are generally acceptable rules for laboratory activities?
-Students should wash their hands after mixing chemicals in the laboratory.
-Students should inform the teacher immediately of any accidents or spills in the
laboratory.
-Students should use cracked glassware only when the teacher is in the laboratory.
-Students should read instructions thoroughly before performing laboratory procedures.
- answer-Students should wash their hands after mixing chemicals in the laboratory.
-Students should inform the teacher immediately of any accidents or spills in the
laboratory.
-Students should read instructions thoroughly before performing laboratory procedures.
Which of the following processes most directly involves the movement of water from the
atmosphere to Earth's surface?
Infiltration
Precipitation
Transpiration
Sublimation - answerPrecipitation
Which of the following is an important function of the digestive system?
Absorbing nutrients into the body
, Transporting signals to and from different parts of the body
Providing structural support for the body
Protecting the body from ultraviolet radiation - answerAbsorbing nutrients into the body
As a rock begins tumbling down a hillside, most of its gravitational potential energy is
converted into
kinetic energy
thermal energy
chemical energy
nuclear energy - answerkinetic energy
Which of the following is the best example of an interaction between different biotic
factors in an ecosystem?
A caterpillar undergoing metamorphosis
A plant absorbing sunlight
A grazing animal eating plants
An icicle melting on a warm day - answerA grazing animal eating plants
A neutral atom becomes a positive ion when it loses one or more
electrons
neutrons
protons
nuclei - answerelectrons
Which of the following best describes a galaxy?
A small celestial body composed of ice
A giant planet orbited by ten or more moons
A collection of planets revolving around a star
A large cluster of stars, dust, and gas - answerA large cluster of stars, dust, and gas
An object is moving in a straight line at a constant speed. What will happen if a constant
force is then applied to the object in the same direction in which the object is moving?
-The object will stop moving.
-The object will continue moving in the same direction but will slow down.
-The object will continue moving in the same direction but will speed up.
-The object will move in the opposite direction but at the same speed as before. -
answerThe object will continue moving in the same direction but will speed up.
Which of the following molecules is a product of cellular respiration and is used for
energy transfer in cells?
ATP
Carbon dioxide
Oxygen
Water - answerATP
