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Questions (60)
What is the efficiency of a ramp if 2,000 joules of energy results in 1,200 joules of work?(1 point)
Responses 24% 24% 80% 80%
In which situation did the car achieve the greatest efficiency? (Assume the cars all have the same mass.)(1 point)
Responses a
A person is lifting a heavy box using a lever. What is the purpose of the lever in this situation?(1 point)
Responses to reduce
How do simple machines make work easier?(1 point)
Responses They reduce the amount of force needed to move an object to do the
Which list correctly orders effort (E), fulcrum (F), and load (L) for each lever class?(1 point)
Responses class 1 = F, L, E (or
The ages of randomly selected employees at two companies are recorded. Their ages are as follows.
Company A: 34, 28, 36, 27, 45,
Here are the data sets on two athletes’ swim times for the 100-meter freestyle event in seconds.
Swimmer A: 77 80 83 81 80 80
Theo, Ara, Jose, and Dana all got 100 percent on their latest math test. Their scores on the previous six tests are listed.
A large company wants to find out what team-building activity its employees prefer. Which of the following samples can give the
Maritza plays in a softball league. She wants to know about how many players in the league also play basketball. Because there
An interior designer creates a children’s space that includes a wall mural of a plane, hot air balloon lamp fixtures, and
Which makes a speaker’s argument most convincing?(1 point)
Responses researching the topic thoroughly researching the topic
Why are incandescent light bulbs considered to be lower efficiency than LED bulbs?(1 point)
Responses pick 1 A smaller percentage
Which car has the greatest efficiency?(1 point)
Responses a 1,200 kg car that travels 20 km per liter of fuel a 1,200 kg car that
Which statement best describes work?(1 point)
Responses Work is done when an object continues in motion without a push. Work is
Which statement best describes energy?(1 point)
Responses Energy is the ability to do work. Energy is the ability to do work.
Use the image to answer the question.
An illustration shows a man rolling a drum upwards on an inclined surface. What is the
Use the image of the pulley to answer the question.
An illustration shows a system of two pulleys lifting a block. Lifting the
Which advantage does a screw have over a nail? (1 point)
Responses A screw is able to reduce the total amount of work needed. A
Use the picture to answer the question.
An illustration shows a man lifting a box using a pulley. What is accomplished by this
How can one evaluate the soundness of the reasoning in an argument?(1 point)
Responses by seeing if the reasoning is related to
A person raises a box with a weight of 50 newtons by 0.5 meter. How much work does the person do in this action?(1 point)
Respons
Which option defines the reasoning of an argument?(1 point)
Responses the group that is being addressed the group that is being
What is the best way to identify the intended audience of a speech?(1 point)
Responses evaluate the factual accuracy of the
How is a joule defined?(1 point)
Responses It is the force needed to make an object with a mass of 1 kilogram accelerate by 1
Which phrase describes a speaker's intended audience?(1 point)
Responses the person or group whom a speaker is addressing the
Which description is an example of an oral informational format?(1 point)
Responses a diagram of a wave a diagram of a wave a
Which description is an example of a visual informational format?(1 point)
Responses a podcast discussing the scientific
Where can a reader find a list of your sources?(1 point)
Responses glossary glossary paraphrase page paraphrase page works cited
Which term describes materials that have been created in an electronic format?(1 point)
Responses online sources online sources
Select the correct answer from the list.(1 point)
To search effectively, create terms that are specificgeneral to the information
Select the correct answer from the list.(1 point) Pick 1 formal or reliable
Creating and using effective search terms can help
Select the correct answer from the list.(1 point) pick 1
Creating and using effective search terms can help you get information
Select the correct answer from the list.(1 point)
Creating and using effective search terms can help you get information from
Select the correct answer from the list.(1 point)
Creating and using effective search terms can help you get information from
Creating and using effective search terms can help you get information from formal or reliable sources.
Creating and using effective search terms can help you get information from formalreliable sources.
Which term describes a program that uses key words to search for and identify related information?(1 point)
Responses web browser
Use the image to answer the question.
An illustration shows two sets of dot plots. One is titled Weight in Pounds, Cats and the
Use the image to answer the question.
An illustration shows two sets of dot plots. One is titled Weight in Pounds, Cats and the
Here are data sets showing the typing speeds in words per minute of two different people.
Person A: 40 44 37 42 43 Person B: 50
The randomly selected delivery times, in minutes, of two restaurants are as follows. Which restaurant has more consistent
The following data set represents the highway fuel efficiency in miles per gallon (mpg) of randomly selected cars from two car
For 10 consecutive days, Anthony recorded the daily high temperatures in Dayton and Laredo. The table shows the data.
The table
Use the image to answer the question.
A bar graph shows the number of hours spent on math homework versus the number of students.
The ages, in years, of randomly selected employees are 34, 41, 28, 35, 27, 44, 48, 29, 33, and 39. Determine the mean age.(1
The low temperatures during one week in January were 2°
, −3° , −9° , −11° , 1° , −8° , and −9° . What was the
The temperatures (in °F
) in a city on randomly selected days during the summer are 89, 85, 90, 87, 86, 91, 88, and 89. What is
There are 528 students in Pablo’s high school. Pablo surveys 130 randomly chosen students about their favorite ice cream
here are 628 students in Tan’s high school. Tan surveys 120 randomly chosen students about their favorite movie genre. The
Avery randomly selects 50 colored pencils from a basket and finds that 2 are not sharpened. If the basket contains 300 colored
A store manager wants to know the percentage of shoppers who use coupons. He surveys everyone who enters the meat aisle. He
A teacher wants to know if students understand a homework assignment. Which of the following sampling methods would give the
Noah wants to determine the average number of hours students in his school spend studying for math exams. Which of the following
A store is conducting a customer satisfaction survey. Which of the following would most likely lead to a biased sample?(1 point)
Question
A survey is conducted to determine the most common reason people own a cell phone. A company sent out a survey to
Tom wants to know the average number of musical instruments students in his school play. He used the school’s two band
A coffee shop owner is interested in determining what people think about the new coffee flavor. Which of the following is the
You want to estimate the number of students who bring their lunch to school every day. Which of the following is the best sample
Joe wants to find the most common source of news among U.S. adults. He wants his sample to have 10,000 adults (half male and
