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Questions (222)
Calculate the kinetic energy, in Joules, possessed in each of the following scenarios and match with the correct answer. K.E. =
2 answers
134 views
1000 kg car traveling with a speed of 29 m/s drives horizontally off of a 100 m cliff. The initial potential energy is _____.
Use
4 answers
299 views
the product of e and 4 divided by12
3 answers
422 views
One of the major debates within the field of psychology is the degree to which nature versus nurture shapes human behaviors and
1 answer
451 views
it's a review for our exam.
a ____ is formed by a liquid at its surface in a tube, and can be shaped upwards or downwards. also..
1 answer
387 views
the concentration of aluminium sulfate in an aqueous solution at certain temperature is 2.7x10^-8 mol/l
a) calculate Ksp for this
2 answers
515 views
pls what is the formula for calculating period given gravity, mass and length of the material
1 answer
321 views
What potential energy is acquired by a hammer with a mass of 0.75 kg when raised 0.35 m?
a 2.14 joules b 0.2625 joules c 0
1 answer
149 views
A 1.0 kg ball is bounced high in the air. What is its total kinetic energy when it reaches its highest point?
a 30.0 joules b
1 answer
168 views
Calculate the potential energy of a person as they before they start moving on a zip line. The person has a mass of 50 kg and is
1 answer
75 views
Calculate the kinetic energy, in Joules, possessed in each of the following scenarios and match with the correct answer. K.E. =
4 answers
218 views
Gulag Dam, Yahtzee Dam, and Jinka Rhina Dam have 3 different heights as described in the table below.
Dam Height (m) Gulag 132
3 answers
278 views
Disrupt
A)having to do with removing or freeing nitrogen from other compounds B)to upset, or interrupt, a system or process C)an
4 answers
80 views
Nitrate
A)to replace what was lost B)a chemical that is formed by nitrogen and another element C)a small swelling on the root of
4 answers
94 views
Toxin
A)to produce and give off a substance B)a poison produced by an organism C)a juvenile form of an animal D)a worm-like
4 answers
92 views
What is the definition of marsupial?
A)the gland of a mammal that produces milk for the young B)a mammal that has just one
1 answer
124 views
Amphisbaenian
A)a type of large reptile that has sharp teeth and a strong body and is a predator, like an alligator B)a type of
1 answer
99 views
Cartilaginous fish have _____ scales.
placoid single lateral overlapping caudal
1 answer
94 views
What is the definition of monotreme?
A)a mammal that has just one passage for elimination and egg laying B)a mammal which gives
1 answer
119 views
Secrete
A)a poison produced by an organism B)a juvenile form of an animal C)a worm-like amphibian that burrows in the soil D)to
1 answer
88 views
Chimaera
A)a deep sea fish with a skeleton of cartilage B)made of cartilage, which is a strong, elastic connective tissue
1 answer
105 views
Operculum
A)a deep sea fish with a skeleton of cartilage B)a flap covering the gills of a bony fish C)an organ along the side of
2 answers
163 views
What is the definition of the word raptor?
A)a decaying body of a dead animal, providing food for scavengers B)a predatory bird,
1 answer
143 views
What is the definition of the word appendage?
A)a body part that sticks out, like an arm or leg B)a decaying body of a dead
1 answer
132 views
Crocodilians
A)a reptile that resembles a worm, having no legs or just front legs and living in the earth B)a type of amphibian
1 answer
115 views
A caudal fin is a _____.
lung wing gill vertebrae tail
2 answers
125 views
Certain tree frogs in South America actually secrete a powerful _____ from their skin.
vitamin toxin larva space gill
1 answer
102 views
Tuatara
A)a reptile that resembles a worm, having no legs or just front legs and living in the earth B)a type of amphibian that
1 answer
95 views
The largest kind of shark is the _____ shark.
whale black hammer white ray
7 answers
119 views
What is the definition of an umbilical cord?
A)a mammal which gives birth to a fetus that moves into a pouch for protection and
1 answer
127 views
What is the definition of a mammary gland?
A)a tube that connects an unborn baby to its mother for nourishment B)the gland of a
1 answer
121 views
Metamorphosis
to produce and give off a substance a poison produced by an organism a juvenile form of an animal a worm-like
1 answer
106 views
Metamorphosis
A)to produce and give off a substance B)a poison produced by an organism C)a juvenile form of an animal D)a
1 answer
101 views
Caudal fin
A)an organ for breathing underwater, consisting of membranes through which oxygen can pass B)rounded, like something
1 answer
142 views
Larval
A)to produce and give off a substance B)a change in physical form and structure due to maturity C)a juvenile form of an
1 answer
157 views
Select 6 that apply.
How are birds classified according to their diets? meat eaters insect eaters carrion eaters plant eaters
1 answer
116 views
Placoid
A)scales that resemble a tooth, having a broad base and a narrow pointed top B)an organ for breathing underwater,
4 answers
120 views
What is the definition of placental?
A)a mammal which gives birth to a fetus that moves into a pouch for protection and
1 answer
103 views
Lateral line
A)an organ along the side of a fish that can detect movement in the water B)an organ for breathing underwater,
1 answer
126 views
Gills
A)organs for breathing underwater, consisting of membranes through which oxygen can pass B)a fin that is a fish's tail
1 answer
140 views
Cartilaginous
A)a deep sea fish with a skeleton of cartilage B)rounded, like something swollen C)an organ for breathing
1 answer
124 views
Frogs and Toads need _____ for reproduction.
space larva toxins water gills
1 answer
100 views
Caecilian
A)a poison produced by an organism B)a juvenile form of an animal C)a worm-like amphibian that burrows in the soil D)a
1 answer
99 views
Exoskeleton
A)an ocean invertebrate having spiny skin B)an invertebrate animal that has tentacles around its mouth C)an outer
1 answer
108 views
Anterior
A)the back side; toward the back (or top) B)the rear; toward the rear C)the front side; toward the front D)two-sided
1 answer
94 views
The animals without backbones are called _____.
simple invertebrates strong complex vertebrates
1 answer
94 views
_____ is having to do with the internal organs.
polyp medusa crust visceral tail
1 answer
93 views
Select 5 that apply.
These are the classes of vertebrates: Select all that apply. reptiles birds fish arthropods mammals
1 answer
155 views
The best known of the _____ worms are the earthworms.
segmented cast round flat unified
1 answer
122 views
Metamorphosis
A)a poison produced by an organism B)a worm-like amphibian that burrows in the soil C)a change in physical form and
1 answer
116 views
radial
A)having a repeating pattern which stretches outward from the center B)having to do with the front side (or bottom) C)an
2 answers
153 views
radial
having a repeating pattern which stretches outward from the center having to do with the front side (or bottom) an animal
1 answer
144 views
Bilateral
A)the rear; toward the rear B)the ability to move from place to place C)the back side; toward the back (or top)
1 answer
85 views
Cartilaginous fish have _____ scales.
single overlapping placoid lateral caudal
1 answer
87 views
Echinoderm
A)an ocean invertebrate with spiny skin B)an outer covering that supports the soft inner tissues in an arthropod C)an
1 answer
127 views
Locomotion
A)the back side; toward the back (or top) B)the rear; toward the rear C)the front side; toward the front D)two-sided
1 answer
82 views
What is the definition of consumption?
A)a chemical that kills vegetation B)the act of using something D)too much, or too great,
2 answers
108 views
The definition of contaminated is _____.
A)to put into action or force, as a law B)rain that contains diluted acid; rain with a
2 answers
108 views
Topsoil may become so _____ that it cannot be used.
rocky black fertile infertile muddy
4 answers
95 views
What is the definition of hygiene?
A)the time between birth and death B)a substance, or material, made up of tiny particles
4 answers
103 views
What is detrimental?
A)a molecule made up of three oxygen atoms B)harmful and causing damage C)the situation of things being out
2 answers
92 views
What is inversion?
A)harmful and causing damage B)the situation of things being out of order, or upside-down C)a molecule made up
2 answers
100 views
Select 3 that apply.
The causes of water pollution are: Select all that apply. extra salt from the ocean sewage industrial wastes
2 answers
120 views
What is smog?
A)a dirty brown fog made up of smoke and other pollutants B)a particular place C)the situation of things being out
2 answers
107 views
Select 2 that apply.
Chemicals used on land include fertilizers, _____, and _____. pesticides liquids chlorine detergents
2 answers
104 views
What is the definition of industrialization?
A)a substance, or material, made up of tiny particles B)the time between birth and
2 answers
110 views
The definition of municipal is _____.
A)having to do with a city or town B)rain that contains diluted acid; rain with a lower
2 answers
111 views
What is locale?
A)a particular place B)the situation of things being out of order, or upside-down C)a molecule made up of three
2 answers
103 views
The definition of acid rain is _____.
A)polluted or caused to become impure B)to put into action or force, as a law C)having to
2 answers
129 views
_____ pollution is caused by hot water being added to rivers and lakes.
Fish Emission Thermal Chemical Lower
2 answers
87 views
What is the definition of insurmountable?
A)the process of polluting the earth B)too much, or too great, to overcome C)a chemical
2 answers
105 views
Select all that apply.
The areas in which new laws have helped clean up the water are: A)It required that wastewater treatment
2 answers
132 views
Less than _____ percent of the water on Earth is readily available for use.
10 1 70 3 2
2 answers
83 views
The forests produce much of the world's available _____.
nitrogen pollutants carbon dioxide oxygen pesticides
2 answers
99 views
What is the definition of particulate?
A)what could be expected or anticipated B)the practice of bodily cleanliness C)the
2 answers
103 views
Humans have a responsibility to use the Earth's resources wisely because _____.
A)Humans are the ones who use the earth's
2 answers
130 views
The definition of designated is _____.
A)polluted or caused to become impure B)rain that contains diluted acid; rain with a lower
4 answers
126 views
Land used for _____ is used for crops or to raise feed for animals.
industries building agriculture housing mining
2 answers
101 views
What is the definition of pesticide?
A)the process of polluting the earth a chemical that kills vegetation the act of using
2 answers
106 views
Who are the primary consumers of Earth's energy resources?
animals plants houses humans streets
2 answers
101 views
_____ power plants take advantage of the kinetic energy of falling water.
All local Hydroelectric Hydrologic Many Hygronomic
2 answers
97 views
The inherent danger of nuclear power plants is _____.
radiation coal pollution active coal too little power generated too much
2 answers
107 views
Select 2 that apply.
What are two disadvantages of fossil fuels? The heat given by fossil fuels is low in temperature. Higher
2 answers
139 views
Select 2 that apply.
What are two disadvantages of fossil fuels? A)The heat given by fossil fuels is low in temperature. B)Higher
2 answers
160 views
Electricity that is made by the energy of falling water defines _____.
inexhaustible chemical geothermal hydroelectricity
2 answers
95 views
A machine that has spinning blades and converts some form of fluid energy (air or water) to rotational motion defines the word
2 answers
94 views
_____ pollution can be created by nuclear power plants.
Retention Thermal Active coal Chemical Particle
2 answers
110 views
Having to do with the heat found deep inside the crust of the earth defines _____.
geothermal isolated chemical hydroelectricity
2 answers
98 views
What is meant by limited as in limited resources?
A)They can only be used for certain sources of electricity. B)They can only be
2 answers
90 views
Wind is a good source of power only in areas where there is _____ wind.
weak sandy constant little irregular
2 answers
107 views
Solar _____ convert solar energy into electricity.
rays turbines traps thermal cells
2 answers
96 views
The _____ of developing nations will lead to an increase in energy consumption.
A)disconnect with technology use of natural
2 answers
85 views
Wind energy is actually _____ energy.
heat potential kinetic electrical chemical
4 answers
94 views
The burning of fossil fuels creates _____ such as carbon dioxide.
pollutants elements liquids solids minerals
2 answers
93 views
Most electric power plants are fueled by _____.
A)solar power renewable energy resources inexhaustible resources carbon dioxide
2 answers
129 views
Something that holds or retains defines the word _____.
inherent nonrenewable retention renewable turbine
2 answers
103 views
Something that is naturally contained within something else, and therefore always part of it defines the word _____.
turbine
2 answers
112 views
Not able to be replaced defines the word _____.
nonrenewable retention turbine renewable inherent
2 answers
108 views
Able to be replaced, never in danger of running out defines the word _____.
renewable inherent retention nonrenewable turbine
2 answers
97 views
Additional energy will have to come from _____ or inexhaustible sources.
nonrenewable renewable biodegradable isolated natural
2 answers
106 views
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