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yummers
Questions (26)
A farmer wants to test the affects of a pesticide on his peach crop yield, so he sprays an orchard with the pesticide treatment.
27 answers
466 views
Which impact on the physical environment does acid rain cause?(1 point)
Responses increased tree death increased tree death smog
5 answers
246 views
Which of the following is a popular activity for high school students in casas de cultura?
(1 point) Responses playing soccer
9 answers
312 views
What happens when new evidence is found that contradicts part of a theory?(1 point)
Responses It gets ignored to maintain the
11 answers
198 views
The cost of a telephone call is $0.75 + $0.25 times the number of minutes. Write an algebraic expression that models the cost of
1 answer
218 views
Write a word phrase for the algebraic expression 3x - 7.
(1 point) Responses the difference of three times a number x and seven
3 answers
209 views
Which definition best explains science?(1 point)
Responses A way of drawing valid conclusions about phenomena A way of drawing
9 answers
189 views
Question
Investigate each statement and select the one that best describes why southwest South America has a dry climate.(1
15 answers
187 views
Which species has not experienced a decline in numbers because of the Burmese python?(1 point)
Responses opossums opossums
2 answers
202 views
Which two adjectives describe a hypothesis?(1 point)
Responses unobservable and untestable unobservable and untestable conclusive
1 answer
112 views
Which of the following would be a testable hypothesis?(1 point)
If acid is added to a solution, then the pH of the solution will
1 answer
87 views
Which phenomenon is the result of a tsunami?(1 point)
Responses broken coral reefs scorched trees development of a hurricane
1 answer
606 views
How would studying a volcanic eruption help you investigate cooler temperatures on Earth?(1 point)
Responses Volcanic eruptions
1 answer
372 views
Which latitude would receive the most direct solar radiation on the spring equinox?(1 point)
Responses the equator the Tropic of
1 answer
260 views
Which latitude would receive the most direct solar radiation on the spring equinox?
1 answer
317 views
Suppose you are building a brick border for a garden by stacking rows of bricks on top of each other. If the height of each
1 answer
152 views
"8 less than the product of 12 and a number x" can be described by which algebraic expression?
(1 point) Responses 12x – 8 8
1 answer
194 views
Which word phrase can be used to represent the algebraic expression 4(21 + n)?
(1 point) Responses 4 plus the sum of 21 and a
1 answer
241 views
Which is an algebraic expression for 5 more than z?
(1 point) 5z z + 5 5z + 5 5 – z
1 answer
190 views
Which is an example of an algebraic expression?
4(3 + 8) 18^2 3 – a 21 • 4
1 answer
71 views
Identify the sentence below that includes an indefinite pronoun.
(1 point) Responses The graduating students threw themselves a
1 answer
257 views
What fact best explains why it is significant that Angelou's narrative is set in 1940?
(1 point) Responses In 1940, the United
1 answer
227 views
Which is considered a limitation of science?(1 point)
A Human beliefs are omitted from judgment around observations. B
1 answer
384 views
A researcher is doing experiments with potentially pathogenic bacteria. How should she dispose of them once she is finished with
1 answer
496 views
Your physics class is conducting an experiment on the energy exchange between colliding objects. You and your classmates have
1 answer
337 views
Question
Which statement best describes science?(1 point) Responses A branch of knowledge that studies various societies to gain
1 answer
385 views
Answers (37)
In the above experiment, which variable is the responding (dependent) variable? (1 point) Responses soil type soil type degree of slope degree of slope loss of soil (g) loss of soil (g) air temperature
How would you describe the relationship between the two variables shown in the graph above (degree of slope and loss of soil from a container)? (1 point) Responses Loss of soil increases as slope decreases. Loss of soil increases as slope decreases. The
What does a scientist test when using a controlled experiment?(1 point) Responses a conclusion. a conclusion. a single variable. a single variable. several variables. several variables. a mass of information.
When is a hypothesis useful in science?(1 point) Responses When the explanation is already known. When the explanation is already known. When it can be proven incorrect. When it can be proven incorrect. When it is proven correct. When it is proven correct.
A hypothesis becomes something different when an acceptable amount of experimental data supports it. What does it become?(1 point) Responses fact fact conclusion conclusion inference inference theory
What will you study in Biology?(1 point) Responses the land, water, and air on Earth. the land, water, and air on Earth. the environment. the environment. the living world. the living world. animals and plants only.
A student getting a degree in environmental science performed a study to determine how the rate of photosynthetic activity in a local pond changed over the course of a year. The results are shown in the graph below. Which conclusion is best supported by
When/where are safety procedures important?(1 point) Responses in a laboratory. in a laboratory. in the field. in the field. with animals. with animals. all of the above all of the above
[This iYou suggest that the absence of water could slow the growth of mold on bread slices. This is a(an) s the stem.](1 point) Responses hypothesis. hypothesis. conclusion. conclusion. experiment. experiment. analysis.
A scientist finds that her hypothesis is not supported by the data she gathered as a result of her experiment. What conclusion can she reach?(1 point) Responses The data are incorrect. The data are incorrect. Her observations were biased. Her observations
Scientists form hypotheses from which of the following?(1 point) Responses prior knowledge. prior knowledge. logical inferences. logical inferences. informed, creative imagination. informed, creative imagination. all of the above
Which of the following is not included in the design of an laboratory experiment?(1 point) Responses Problem statement Problem statement Conclusion Conclusion Materials used Materials used Procedure
A theory(1 point) Responses may be revised or replaced. may be revised or replaced. is a problem to be solved. is a problem to be solved. is always true. is always true. is the opening statement of an experiment.
Which of the following is an effect of desalination on the environment?(1 point) Responses Flooding can occur. Flooding can occur. Groundwater can be overdrawn. Groundwater can be overdrawn. Brine can kill ocean wildlife. Brine can kill ocean wildlife.
Which of the effects of irrigation on the world’s environment is a criticism of using reservoirs?(1 point) Responses Flooding can potentially occur and harm wildlife and land. Flooding can potentially occur and harm wildlife and land. Groundwater can be
Soccer academies in Spanish-speaking countries are mainly geared towards ____. (1 point) Responses young soccer players and teams young soccer players and teams professional soccer players professional soccer players trained coaches trained coaches
is it soccer
r u positive
r u sure
that was wrong
How is a hypothesis similar to theory?(1 point) Responses Both a hypothesis and a theory are accepted as true statements. Both a hypothesis and a theory are accepted as true statements. Both a hypothesis and a theory need evidence to support them. Both a
is that correct
How does a hypothesis differ from a scientific theory?(1 point) Responses Hypotheses can change with new evidence, but theories remain constant. Hypotheses can change with new evidence, but theories remain constant. Theories always lead to the development
r u sure
r u sure bot
thats not an answer
are u sure
Which question would be able to be answered through scientific experimentation?(1 point) Responses How effective is radiation in slowing cancer growth? How effective is radiation in slowing cancer growth? Do people eat too much junk food? Do people eat too
r u sure
um what
Which statement offers the best analysis of how climate impacts the distribution of the world’s tropical rain forests?(1 point) Responses Climates that have relatively warm temperatures year-round and high precipitation year-round are associated with the
How does a mountain range help you investigate why there’s a dry climate on the leeward side of it?(1 point) Responses Mountain ranges create windward deserts. Mountain ranges create windward deserts. Mountain ranges can create rainshadow deserts.
Which location experiences 24 hours of darkness for many weeks during the Southern Hemisphere summer?(1 point) Responses the South Pole the South Pole the Tropic of Cancer the Tropic of Cancer the North Pole the North Pole Greenwich, England
How does latitude help you investigate where the coldest climates on Earth might be during the Northern Hemisphere summer solstice?(1 point) Responses Latitudes closest to Greenwich, England, would experience less-intense solar radiation, or none at all,
so thats the correct answer?
wait huh
is this right
