FREE FTCE Middle Grades 5-9 Questions and Answers
Which of the following represents a laboratory safety practice?
All of these practices are designed to minimize the risk of accidents, exposure to hazardous materials, and contamination in the laboratory setting, ensuring a safer working environment for everyone involved.
Which of the following does not constitute a secure method of chemical storage?
To promote safe chemical storage, it is best to segregate chemicals based on their compatibility and follow specific guidelines provided by safety data sheets (SDS) or relevant authorities. This typically involves storing chemicals separately according to their hazard class and following proper storage practices such as using secondary containment, labeling containers, and keeping flammable chemicals away from ignition sources.
A rectangular prism with dimensions of 2.5 centimeters in length, 4.0 centimeters in width, and 3.8 centimeters in height has what surface area?
To calculate the surface area of a rectangular prism, you need to find the area of all six sides and then add them together.
Given the dimensions:
Length (L) = 2.5 centimeters
Width (W) = 4.0 centimeters
Height (H) = 3.8 centimeters
The surface area (SA) can be calculated as follows:
SA = 2(LW) + 2(LH) + 2(WH)
Substitute the values:
SA = 2(2.5 cm × 4.0 cm) + 2(2.5 cm × 3.8 cm) + 2(4.0 cm × 3.8 cm)
SA = 2(10 cm²) + 2(9.5 cm²) + 2(15.2 cm²)
SA = 20 cm² + 19 cm² + 30.4 cm²
SA = 69.4 cm²
So, the surface area of the rectangular prism is 69.4 cm².
On a coordinate plane, which quadrant does the point (-5, -5) reside?
In a two-dimensional Cartesian coordinate system:
1st Quadrant: (+x, +y) - Positive x-axis and positive y-axis.
2nd Quadrant: (-x, +y) - Negative x-axis and positive y-axis.
3rd Quadrant: (-x, -y) - Negative x-axis and negative y-axis.
4th Quadrant: (+x, -y) - Positive x-axis and negative y-axis.
Since the point (-5, -5) has both x and y values as negative (-x, -y), it falls in the third quadrant.
A federal executive order may only be issued by one person.
In the federal government of the United States, only the President has the authority to issue an executive order. An executive order is a directive or proclamation issued by the President that has the force of law, even though it is not explicitly passed by Congress. Executive orders are often used by the President to manage and implement government policies and programs, and they carry the same weight as laws passed by Congress, within the scope of the President's constitutional powers. However, they can be subject to legal challenges and can be overturned by subsequent Presidents or through judicial review if they exceed the President's authority or are deemed unconstitutional.
During the lysogenic cycle, what part of the bacteriophage integrates with bacterial DNA?
During the lysogenic cycle of a bacteriophage (a virus that infects bacteria), the viral DNA integrates with the bacterial DNA. The integrated viral DNA is called a "prophage."
A closed container with a volume of 1.5 L contains 0.50 moles of neon gas. At constant temperature and pressure, how many more moles of neon gas are needed to increase the container volume to 2.0 L? Assume the best conduct.
0.50 moles of neon gas are initially present in a closed container with a volume of 1.5 L. To expand the container volume to 2.0 L at constant temperature and pressure, an additional 0.50 moles of neon gas are required. The total number of moles of neon gas after expansion will be 1.0 mole (initial 0.50 moles + additional 0.50 moles).
Which of the following would not be acceptable as supporting information in a research paper?
The phrase "Cooperative Learning groups enhances student mastery" is a statement or claim, rather than evidence itself. It would not qualify as evidence in a research paper because it lacks concrete data, specific details, or citations to support the claim.
Active sensing: what is it?
Active sensing is a type of remote sensing where aircraft or satellites actively emit energy, and then the sensors detect and measure the reflected or scattered energy from the target area. In active sensing, the aircraft or satellite serves as the primary energy source used to illuminate the Earth's surface or the target of interest.
Which of the following plant organelles matches its role correctly?
The nucleus is a membrane-bound organelle found in eukaryotic cells, including plant cells. It contains the cell's genetic material in the form of DNA (deoxyribonucleic acid). The primary function of the nucleus is to regulate gene expression and control the cell's activities. It serves as the control center of the cell because it governs various cellular processes, including growth, metabolism, and reproduction, by directing the synthesis of specific proteins through the transcription and translation of genes.
Which of the following colors is reflected off a yellow flower when it is exposed to white light?
When a yellow flower is exposed to white light, it appears yellow because it reflects the color yellow. The color of an object that we perceive is determined by the wavelengths of light that it reflects. In the case of a yellow flower, it absorbs most colors of light in the white light spectrum and reflects predominantly yellow wavelengths, giving it its characteristic color.
Investors had pre-Great Depression expectations concerning
Prior to the Great Depression, investors made assumptions about stock futures based on various factors, including economic conditions, company performance, market trends, and speculative behavior. Like today, investors analyzed financial statements, business outlooks, and industry trends to make informed decisions about which stocks to buy or sell.
Students in the seventh grade are asked to participate in peer-editing exercises with two or more of their classmates. This kind of endeavor is an illustration of
Engaging students in peer-editing activities where they work together to provide feedback and edit each other's work is an example of collaborative learning. Collaborative learning is an instructional approach in which students actively participate in group tasks, discussions, or projects, working together to achieve common learning goals. It promotes interaction, cooperation, and communication among students, enhancing their understanding and learning outcomes through shared knowledge and experiences. Peer-editing is just one example of how collaborative learning can be implemented in the classroom to foster a supportive and interactive learning environment.
The best method for instructing kids on how to rephrase an idea is:
The most effective technique to teach students how to restate an idea is to maintain the idea behind the statement but use different words than those used in the original statement. This technique is commonly known as paraphrasing. Paraphrasing involves expressing the same idea or information in a different way, without changing the meaning. It is an essential skill in writing and communication as it helps students avoid plagiarism and develop a deeper understanding of the content they are working with. By rephrasing an idea using different words, students demonstrate their comprehension and ability to express the same concept in their own words.
In hamsters, a brown coat predominates over a white coat. A homozygous white hamster and a homozygous brown hamster are bred. How many of the children will be brown?
If brown coat color in hamsters is dominant to white, and a homozygous brown hamster (BB) is bred with a homozygous white hamster (bb), then all the offspring will inherit one copy of the dominant brown allele (B) from the brown parent and one copy of the recessive white allele (b) from the white parent.
What Jewish text is considered to be most sacred?
The most sacred text in Judaism is the Torah. The Torah is the central and most important religious document in Judaism, also referred to as the Five Books of Moses or the Pentateuch. It consists of the first five books of the Hebrew Bible: Genesis, Exodus, Leviticus, Numbers, and Deuteronomy.
Solve 112 - 48.
112 - 48 equals 64.
What is the first aspect of the storyline in a narrative form, such as a novel or short story, that students should be able to recognize?
In a narrative form like a novel or a short story, the first part of the plot is called the "exposition." The exposition is the introductory part of the story where the characters, setting, and initial situation or background information are introduced. It sets the stage for the events that will unfold in the story and provides essential details for understanding the context and the characters' initial circumstances. Identifying the exposition is crucial for comprehending the overall narrative structure and character dynamics in a story.
Which of the following is a customer preference element?
Price sensitivity is indeed one of the elements of consumer preference. Consumer preference refers to the subjective opinions and choices made by individuals or groups of consumers regarding various products or services. It plays a crucial role in determining which products consumers choose to purchase and consume.
What is true about y = mt if m = 3 and t = 4?
If m = 3 and t = 4, then y = mt:
y = 3 * 4
y = 12
So, when m = 3 and t = 4, the expression y = mt evaluates to y = 12.
0.045 is to be expressed as a percentage.
To express the decimal number 0.045 as a percentage, you simply move the decimal point two places to the right and add the percentage symbol (%).
0.045 * 100% = 4.5%
So, 0.045 is equal to 4.5% when expressed as a percentage.