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Q 1/100
Score 0
In an experiment, a student measures the length of a pencil and records the following values: 12.2 cm, 12.3 cm, and 12.4 cm. What type of accuracy and precision does this measurement indicate?
30
High accuracy, low precision
Low accuracy, low precision
Low accuracy, high precision
High accuracy, high precision
Q 2/100
Score 0
A group of students measures the mass of an object that is known to be 100.0 g, and they report the following results: 99.8 g, 100.1 g, 100.0 g, and 99.9 g. What does this indicate about their accuracy and precision?
30
Low accuracy, low precision
High accuracy, high precision
Low accuracy, high precision
High accuracy, low precision
100 questions
Q.
In an experiment, a student measures the length of a pencil and records the following values: 12.2 cm, 12.3 cm, and 12.4 cm. What type of accuracy and precision does this measurement indicate?
1
30 sec
Q.
A group of students measures the mass of an object that is known to be 100.0 g, and they report the following results: 99.8 g, 100.1 g, 100.0 g, and 99.9 g. What does this indicate about their accuracy and precision?
2
30 sec
Q.
In a lab, a student tests how much water can be held in a dropper, which is supposed to hold 1.0 mL. The student records the following values: 0.8 mL, 0.7 mL, 1.2 mL, 1.4 mL, and 1.0 mL. What type of accuracy and precision does this indicate?
3
30 sec
Q.
When measuring the temperature of a liquid, a thermometer shows readings of 25.5 °C, 25.5 °C, and 25.5 °C. What does this indicate about the accuracy and precision of the measurements?
4
30 sec
Q.
A scientist measures the volume of a liquid using a graduated cylinder and records the following measurements: 50.0 mL, 50.1 mL, 50.0 mL, and 50.0 mL. What can be inferred about the accuracy and precision of these measurements?
5
30 sec
Q.
During a physics lab, a student measures the time taken for a pendulum to complete one swing using a stopwatch, recording times of 2.5 s, 2.7 s, and 2.6 s. What does this indicate about the accuracy and precision of the student's measurements?
6
30 sec
Q.
In an experiment, a student's scale measures the weight of a textbook at 1.5 kg three times, but the true weight is known to be 2.0 kg. What does this tell you about the accuracy and precision of the measurements?
7
30 sec
Q.
A student measures the length of a piece of string with a ruler and obtains the following readings: 15.0 cm, 15.1 cm, and 14.9 cm. What type of accuracy and precision do these measurements reflect?
8
30 sec
Q.
A chemist measures the concentration of a solution and records the values: 0.50 M, 0.52 M, and 0.51 M. What can be concluded about the accuracy and precision of these measurements?
9
30 sec
Q.
A student uses a ruler to measure the height of a plant and records 30.0 cm, 30.1 cm, and 30.0 cm. If the actual height is 29.5 cm, what does this indicate about accuracy and precision?
10
30 sec
Q.
What is included in complete lab attire for yogurt making?
11
30 sec
Q.
Which item is essential for protecting your eyes during yogurt making in the lab?
12
30 sec
Q.
What type of clothing should you wear to ensure safety while performing a lab experiment?
13
30 sec
Q.
What is an important step after completing a yogurt making experiment in the lab?
14
30 sec
Q.
Which piece of lab attire helps to prevent spills from staining your clothes while making yogurt?
15
30 sec
Q.
What should you wear to protect your eyes when working with ingredients in the lab?
16
30 sec
Q.
Which type of pants should you wear to stay safe during yogurt making in the lab?
17
30 sec
Q.
What is the best practice for cleaning up after making yogurt in the lab?
18
30 sec
Q.
What should you wear on your feet while working in the lab to ensure safety?
19
30 sec
Q.
Which item is not considered part of complete lab attire for yogurt making?
20
30 sec
Q.
Do you agree with the government's decision to plant exotic trees without consulting the local community?
21
30 sec
Q.
Why is it important to consult the local community before starting a tree-planting program?
22
30 sec
Q.
What is a potential negative outcome of planting fast-growing exotic trees in a local community?
23
30 sec
Q.
Which bioethical principle is violated by planting trees without consulting the local community?
24
30 sec
Q.
How can the government ensure that a tree-planting program truly benefits the local community?
25
30 sec
Q.
What is a key reason why fast-growing exotic trees are not a good choice for planting in rural communities?
26
30 sec
Q.
What is one benefit of consulting the local community before a tree-planting program?
27
30 sec
Q.
What is the role of the principle of beneficence in the context of tree planting programs?
28
30 sec
Q.
What could be a better approach for the government when starting a tree-planting program in a rural village?
29
30 sec
Q.
Why is it important to consider the impact of tree planting on food and medicine resources in local communities?
30
30 sec
Q.
Do the benefits of building the solar farm outweigh the displacement of local fishers?
31
30 sec
Q.
What bioethical principle emphasizes fairness in decision-making regarding the solar farm?
32
30 sec
Q.
What is a potential consequence for local fishers if the solar farm is built?
33
30 sec
Q.
Which principle suggests that the solar farm should not harm local fishers?
34
30 sec
Q.
Why is it important to consider the impact on local fishers when building a solar farm?
35
30 sec
Q.
What is one way the solar energy company could address the concerns of local fishers?
36
30 sec
Q.
What is a potential benefit of the solar farm for the community?
37
30 sec
Q.
What should be prioritized when making decisions about the solar farm's location?
38
30 sec
Q.
What is one core issue surrounding the solar farm proposal in relation to local fishers?
39
30 sec
Q.
What is an important factor to consider when evaluating the solar farm's impact on the community?
40
30 sec
Q.
What is one of the main focuses of Dr. Esperanza C. Cabrera's research?
41
30 sec
Q.
Which laboratory did Dr. Maria Corazon A. de Ungria establish in the Philippines?
42
30 sec
Q.
What benefit do probiotics provide according to Dr. Esperanza C. Cabrera's research?
43
30 sec
Q.
What role does forensic DNA analysis play in criminal cases, as promoted by Dr. Maria Corazon A. de Ungria?
44
30 sec
Q.
What significant contribution does Dr. Esperanza C. Cabrera make towards understanding cancer treatment?
45
30 sec
Q.
What is one of the main focuses of Dr. Esperanza C. Cabrera's microbiology research?
46
30 sec
Q.
What important practice is Dr. Maria Corazon A. de Ungria known for advocating in the legal system?
47
30 sec
Q.
What is Dr. Esperanza C. Cabrera's research focused on regarding probiotics?
48
30 sec
Q.
Which area of research involves studying DNA for solving crimes, as done by Dr. Maria Corazon A. de Ungria?
49
30 sec
Q.
What type of resistance is Dr. Esperanza C. Cabrera studying in pathogens?
50
30 sec
Q.
What term describes how close multiple measurements are to each other?
51
30 sec
Q.
If you take five measurements of a length and they are all 10 cm, but the true length is actually 12 cm, how would you describe your measurements?
52
30 sec
Q.
Which of the following describes a situation with high accuracy?
53
30 sec
Q.
What type of accuracy is indicated if the measured values are all more than 5 units away from the true value?
54
30 sec
Q.
If you measure a weight three times and get readings of 25 g, 25 g, and 25 g, what can you say about these measurements?
55
30 sec
Q.
Which situation represents low precision?
56
30 sec
Q.
What does high accuracy mean in measurements?
57
30 sec
Q.
If you have several measurements that are all near 0 but the true value is 10, how would you describe the accuracy?
58
30 sec
Q.
What is the difference between accuracy and precision?
59
30 sec
Q.
If you take several measurements of a liquid's volume and constantly get values of 150 mL, what can you conclude about their precision?
60
30 sec
Q.
If a measured value is 8 and the true value is 10, what can we say about the accuracy of this measurement?
61
30 sec
Q.
If a scientist measures the same length three times and gets the results 5.0 cm, 5.1 cm, and 5.2 cm, how would you describe the precision of these measurements?
62
30 sec
Q.
A thermometer reads 22°C when the actual temperature is 20°C. How accurate is this measurement?
63
30 sec
Q.
If a set of measurements is 10.5 kg, 10.7 kg, and 10.6 kg, how would you evaluate their precision?
64
30 sec
Q.
A student measures a length as 15.5 m, while the actual length is 18 m. What is the accuracy of this measurement?
65
30 sec
Q.
If a scale shows a weight of 3 kg while the actual weight is 6 kg, how accurate is this measurement?
66
30 sec
Q.
A dart player throws three darts at a board and hits positions 3 cm, 4 cm, and 3 cm from the bullseye. How would you describe the precision of their throws?
67
30 sec
Q.
A student measures the pH of a solution three times and gets results of 7.0, 7.1, and 7.0. How accurate is this measurement if the true pH is known to be 7.5?
68
30 sec
Q.
In an experiment, a student measures a volume three times and gets 20 mL, 21 mL, and 22 mL. What can be said about the precision of these measurements?
69
30 sec
Q.
A balance scale shows a mass of 15 kg, but the actual mass is 18 kg. What is the accuracy of this weighing?
70
30 sec
Q.
Which set of results demonstrates higher precision in measurements?
71
30 sec
Q.
Which measurement result is the most accurate for the dropper's water capacity?
72
30 sec
Q.
What does it mean if the pencil length measurements are all significantly lower than the actual length of 18.0 cm?
73
30 sec
Q.
In the mass measurements of the biscuits, what does a small range of values indicate about the precision of those measurements?
74
30 sec
Q.
Which group of measurements shows a significant difference from the true value?
75
30 sec
Q.
What type of physical quantity is being measured when determining the mass of the biscuits?
76
30 sec
Q.
What is the unit of measurement used for the volume of water the dropper can hold?
77
30 sec
Q.
What does a measurement set with results of 0.8 mL, 0.7 mL, 1.2 mL, 1.4 mL, and 1.0 mL suggest about the precision of the dropper's capacity?
78
30 sec
Q.
Which set of measurements provides the best indication of accuracy?
79
30 sec
Q.
Which characteristic do the measurements of the pencil length exhibit?
80
30 sec
Q.
What is the diameter of a circle if the circumference is 31.4 meters? Use the approximation π ≈ 3.14.
81
30 sec
Q.
If a scientific measurement is reported as 0.0045600 meters, how many significant figures does this measurement have?
82
30 sec
Q.
In scientific notation, how would you write the number 2500000?
83
30 sec
Q.
What is the approximate volume of a cube with a side length of 3 meters expressed in cubic meters?
84
30 sec
Q.
Which of the following is the correct SI unit for measuring mass?
85
30 sec
Q.
What is the temperature of freezing water on the Celsius scale?
86
30 sec
Q.
How many millimeters are in one centimeter?
87
30 sec
Q.
What is the scientific notation for the number 0.00056?
88
30 sec
Q.
What is the area of a rectangle with a length of 4 meters and a width of 3 meters?
89
30 sec
Q.
Which of the following measurements is the smallest?
90
30 sec
Q.
Who is known as the 'Father of Philippine Plant Breeding'?
91
30 sec
Q.
Which Filipino scientist established the DNA Analysis Laboratory at the University of the Philippines?
92
30 sec
Q.
Which botanist is recognized for documenting hundreds of plant species in the Philippines?
93
30 sec
Q.
Who conducted pioneering studies on animal diseases and rabies control in the Philippines?
94
30 sec
Q.
Which Filipino botanist is known for his research on Philippine native trees and forest conservation?
95
30 sec
Q.
Which scientist contributed to agricultural modernization in the Philippines by developing high-yield crop varieties?
96
30 sec
Q.
Which Filipino scientist is an expert in forensic DNA technology and has contributed to human rights cases?
97
30 sec
Q.
Who is known for promoting biodiversity protection and research on Philippine native trees?
98
30 sec
Q.
Which scientist is recognized for his work in improving livestock health and veterinary practices in the Philippines?
99
30 sec
Q.
Who is famous for developing disease-resistant crop varieties in the Philippines?
