1.
Science is a class that is useful interesting and fun.
Correct Answer
A. Science is a class that is useful, interesting, and fun.
Explanation
The given statement is a repetition of the question itself. The statement simply reiterates that science is a class that is useful, interesting, and fun.
2.
Dr. Johnson are we going to conduct an experiment today?
Correct Answer
A. Dr. Johnson, are we going to conduct an experiment today?
Explanation
The correct answer is the second option: "Dr. Johnson, are we going to conduct an experiment today?" This is because it correctly uses a comma to separate the name "Dr. Johnson" from the rest of the sentence. The first option is incorrect because it lacks the comma, which is necessary for proper punctuation.
3.
Careful reading measuring and listening skills are all important when working in the lab.
Correct Answer
A. Careful reading, measuring, and listening skills are all important when working in the lab.
Explanation
The explanation for the given correct answer is that when working in the lab, it is crucial to have careful reading skills in order to accurately understand and follow instructions. Measuring skills are important to ensure precise and accurate measurements of substances and materials. Listening skills are necessary to understand verbal instructions and to effectively communicate with colleagues or supervisors in the lab environment. All of these skills are essential for maintaining safety, accuracy, and efficiency in the lab.
4.
If you don’t follow directions carefully someone could get burned breathe noxious fumes start a fire etc.
Correct Answer
A. If you don’t follow directions carefully, someone could get burned, breathe noxious fumes, start a fire, etc.
Explanation
The given answer restates the statement provided in the question. It emphasizes the potential consequences of not following directions carefully, such as getting burned, breathing noxious fumes, or starting a fire. By repeating the statement, the answer reinforces the importance of following directions to prevent these negative outcomes.
5.
Heather is my partner today for the lab Thomas.
Correct Answer
A. Heather is my partner today for the lab, Thomas.
Explanation
The correct answer is "Heather is my partner today for the lab, Thomas." This sentence correctly states that Heather is the speaker's partner for the lab, and her partner's name is Thomas. The comma after "lab" helps to separate the two ideas and clarify the intended meaning.
6.
Yes I think we can have a third person working with us.
Correct Answer
A. Yes, I think we can have a third person working with us.
Explanation
The given statement suggests that the speaker believes it is possible to include a third person in their work. The repetition of the statement emphasizes the speaker's confidence in their belief. The answer affirms this by restating the statement, indicating that the belief is correct.
7.
No I don’t mind if you join us today.
Correct Answer
A. No, I don’t mind if you join us today.
Explanation
The correct answer is "No, I don't mind if you join us today." This is the correct answer because it accurately reflects the original statement and maintains the same meaning. The sentence is a response to someone asking if the speaker minds if they join, and the answer is that the speaker does not mind.
8.
The equipment we need is a thermometer a microscope two slides and a gram of sodium chloride.
Correct Answer
A. The equipment we need is a thermometer, a microscope, two slides, and a gram of sodium chloride.
Explanation
The explanation for the given correct answer is that it provides a clear and complete list of the equipment needed. By separating each item with commas and using the appropriate punctuation, it ensures that all the necessary equipment is included and properly identified. Additionally, the use of the word "and" before the last item (a gram of sodium chloride) indicates that it is part of the list and not a separate instruction.
9.
Hey be careful when you’re carrying the microscope.
Correct Answer
A. Hey, be careful when you’re carrying the microscope.
Explanation
This is the correct answer because it is a repetition of the original statement. The question is asking for the correct answer, and since the correct answer is already provided, there is no need for further explanation.
10.
I don’t think Bill that you’re following the directions correctly.
Correct Answer
A. I don’t think, Bill, that you’re following the directions correctly.
Explanation
The correct answer is "I don’t think, Bill, that you’re following the directions correctly." The answer is correct because it correctly identifies the sentence structure and punctuation used in the given sentence. The sentence is a statement expressing doubt about Bill's ability to follow directions, and it includes a direct address to Bill enclosed in commas.