Understanding Students ' Responses From The Australian Curriculum Assessment Reporting Authority

19. If you know the number of yards for a measurement, you can change that measure to meters by multiplying the number of yards by 0.9144.

The three fundamental dimensions in physics used for measurement are length, mass and time. The metric system is used globally and is accepted as the standard unit of measurement by the scientific community. For the metric system, these dimensions are labeled as meter (m), kilogram (kg) and seconds (s). They are all broken down in to multiples of 10 and use scientific notation and exponents to note the value. There are also two other measurement systems, International System (SI) that is also known as the meter-kilogram-second (MKS) system and the centimeter-gram-second or CGS system. The MKS system follows the pattern of the metric system in that everything is in multiples of ten. The metric system also implements a system of prefixes that also denote quantities, along with the exponents. The CGS system also follows the basic rules of the metric system; it deals with measurements on a much smaller scale. Due to the smaller scale, the CGS system is preferred in the field of chemistry.

In the late seventeen hundredths when the French Revolution was going on, Scientists decided to create a new method that would help communicate with scientists everywhere by using only one system of scientific methods. They came up with what is now used as the International system of measurements. They decided to come up with an international method so that all scientists would be able to do the same experiments and use the same units so that they will end up with the same results. The successive units of measure are related by the fact that they all originated by using human body parts. They were called "Natural Units". some examples of how they used body parts to measure is the thumb. They used to measure with the thumbs because that was equivalent to an inch. Also back then the average human feet were twelve inches and that is how they made up a foot, which is equivalent to

13. Use the ruler to measure the length, width, and height of the magnet in centimeters. Record the measurements in Data Table 5.

The aims and importance of learning provision for numeracy development are to ensure all students understand that maths is a vital part of everyday life and will continue to be used throughout their life. Primary schools will teach students to learn various methods and techniques to be able to reach the correct answer. The end goal means more students will be able to solve a mathematical problem, independently, using a method that suits them. They can then develop their learning to improve their knowledge and apply it to real life situations; such as counting in groups of numbers such as 5’s or 10’s, which in turn can be applied when paying for

Out of the four options, light-years measure the greatest distance. The distance in the other units would be too large. It is easier to read measurements when using a unit that can scale a larger area.

The author explains how many students, especially those in the focused-upon second grade class, have difficulty explaining their “mathematical thinking process”. While they may provide correct answers using memorized calculations, they are unable to demonstrate their conceptual understandings or explain how they achieved the right results. As stated by the researcher, “it is important for students to be able to demonstrate their mathematical thinking as well as their method of solving a problem” (Kostos & Shin, 2010, p.223).

4. Measure to determine how much longer one object is than another, expressing the length difference in terms of a standard length unit.

This lab is all about measurements and recording them properly. The lab first introduces to use the measurement of centimeters, millimeters, and meters to measure different household objects in our everyday life. We were given the task to use the provided ruler and measure a CD, key, spoon, and a fork in centimeters and then convert our findings to give us the appropriate units of millimeters and meters for each object required in the exercise.

The Imperial system use feet, inches, and pounds. The metric system use meters and grams and then it also adds prefixes. To be in more depth, foot is the unit of length, pound is the unit of weights, and seconds are the unit of time, for the Imperial system. For the metric system, meter is the basic unit

In all cases, the increase of ten to the power of three causes the prefix to become “kilo”. This simplification increases efficiency and allows for much easier calculations.

Units help you better understand a problem because it gives you a basic understanding of what you're trying to solve. You can't just say "put two milk in the batter to make your cookies." You'd need to say "Put two cups of milk in the batter to make your cookies" for it to make sense and be correct. Units can also sometimes make an equation appear more complicated in cases where you need to convert units to solve a

I was able to answer question nine of the year nine National assessment program with confidence. I started the process by reading the written text identifying the question that needed to be answered and creating a process to solve the question as a numerical equation I then proceeded to write it out mathematically. By doing this I was able to achieve an answer I am confident with. When I first looked at and answered the problem I was unsure of the mathematics involved, after some thought I realised to work out the mathematics I would be required to break down the equation. This resulted in the use of algebra, division, subtraction and squared or multiplication and also includes the use of exponentials. Maths is fun (n.d) explain that the exponent

Some opponents may argue that it is too late to convert to the metric system, yet America is already a metric-standard hybrid. Therefore, it would not be a drastic change. Moreover, it is an easy system to pick up and doesn’t require much skill to learn. To convert units in the metric system, you simply move the decimal point to the right or left. The metric system is a lot more logical as it uses powers-of-10, whereas our system is inconsistent. Also, the metric system really only has one unit for each item of measurement. For example, meters. Add a prefix such as kilo- for a bigger distance or a prefix such as mili- to make it a shorter distance. On the contrary, in the United State’s system, for example, there are inches, feet, yards, and miles, all of which don’t have much of a relation (twelve inches in a foot, three feet in a yard and 1,760 yards in a mile). As you can see, the metric system is a more logical, uncomplicated, and quick system of measurements compared to the standard

2. What is the base unit, in the metric system, for each of these things you can measure: