Graphs

The most basic categories of the elements found in the periodic table would be metals which tend to donate electrons in a chemical reaction, non-metals which tend to receive electrons in a chemical reaction, and noble gases which don't engage in chemical reactions. You could count the number of elements in each category and then have a pie chart with 3 slices. One observation that you could make with such a chart is that there are a lot more metals than there are elements of the other two categories combined. There are also other possible pie charts, such as radioactive elements vs. stable elements, or categorizing elements according to their phase (which is solid, liquid, or gas) at room temperature and normal air pressure. (Most elements are solids.)

Well, honey, grab yourself a number line and find zero smack in the middle. Then, scoot your cute little self to the left about 2.875 units. Voila, there's your sassy -2.875 chilling on the number line, looking all negative and fabulous.

If the pie chart represents all the gases in the atmosphere.

Then a sector of 79% ( 284.4 degrees) is for nitrogen

A sector of 20% ( 72 degrees) represents oxygen.

This leaves 1% (3.6 degrees) for all the other gases. , which are argon, neon ,helium, krypton, water vapour, and carbomn dioxide.

Since carbon dioxide is quoted as 300 ppm ( 300 part per million parts) , then it is a very tiny amoun t of the 1% ( 0.108 (~ 1/10) degrees of arc of the circular sector)

3.6 degrees is a very narrow arc on the circle ( pie chart). Hence 0.1 degree is narrower than a straight pencil line on the same chart . So it is very difficult to show the CO2 value on a pie chart.

It is a circular chart which is divided into at least two parts.

A line or bar graph is ideal for showing trends.

Yes. They could increase the width and thereby reduce the frequency densities (heights) of the one or both of the outermost classes.

167 pages of numbers in columns. Integers from 1 to 10,000 accompanied by their factors, squares, cubes, square roots, cube roots and reciprocals in decimal form up to seven places.

Maths

Because the inverse of a function is what happens when you replace x with y and y with x.

to show an increase or decrease of change in a certain amount of time.

"Extrapolation" or "forecast".

Procedure and constuction of a simple robot.how to make it

From Omnigraph website: Use print preview to print on a full sheet of paper

pictures of lines

It should look like an approximate horizontal line as it is assumed that the samples of aluminium were all at the same temperature when their weight was measured - density is a function of the material (and its temperature and pressure), not how much of it you have and so regardless of the mass, the density should be a constant, but due to experimental error in measurements and rounding of calculations, the line may not be exactly a straight horizontal line.

If there is a point way off the line, there are three possibilities:

1) Measurement were inaccurate;

2) Calculation based on the measurement made was inaccurate

3) There is a difference in make up of the sample, eg it is hollow whereas the others are solid or it could contain impurities whereas the others are [near enough] pure.

Deformed bars and tor bars are both types of reinforcing steel bars used in concrete construction, but they differ in their surface design. Deformed bars have a patterned surface with protrusions that enhance bonding with concrete, providing better structural strength. Tor bars, on the other hand, are characterized by their twisted surface, which also improves adhesion but offers a different mechanical interlock. Both types are used to reinforce concrete but may be preferred in different applications based on specific engineering requirements.

In a line graph, variables are plotted on two axes: the horizontal (x-axis) typically represents the independent variable, while the vertical (y-axis) represents the dependent variable. Data points are marked at the intersection of the corresponding values for each variable. These points are then connected by lines to show trends or changes over time. This visual representation helps in identifying patterns, relationships, and fluctuations between the variables.

The individual measurements on a line graph are typically called data points. These data points represent specific values or observations plotted along the x-axis and y-axis to show trends or relationships between variables. Each data point is represented by a marker, such as a dot or symbol, on the graph to visually display the information being conveyed.

As the Sun ages, it will gradually increase in size, brightness, and temperature. This will cause the circle graph representing the Sun to shift towards the higher end of the scale in terms of luminosity and temperature, while the size of the circle may increase slightly. Eventually, the Sun will exhaust its nuclear fuel and evolve into a red giant, causing significant changes in the circle graph.

When the sun's energy hits the Earth, approximately 30% is reflected back into space, 20% is absorbed by the atmosphere, and the remaining 50% reaches the Earth's surface where it is absorbed and used for various processes like heating the planet and powering the water cycle.

The composition of air is approximately 78% nitrogen, 21% oxygen, and 1% other gases such as argon, carbon dioxide, and water vapor. A pie chart could visually represent these percentages, with a large portion for nitrogen, a smaller portion for oxygen, and a very small segment for the other gases.

Yes, a pie chart can be used to show the composition of air. It typically consists of approximately 78% nitrogen, 21% oxygen, and smaller amounts of other gases such as argon, carbon dioxide, and trace gases.

To present a pie chart showing the gases in air, you can divide the chart into sections representing the percentage of each gas in the air composition. Label each section with the name of the gas and its corresponding percentage. Displaying the relative sizes of the sections will visually represent the composition of gases in air.

A climograph uses a line graph to represent temperature and a bar graph to represent precipitation. This allows for a clear visualization of the temperature and precipitation patterns over a specific period of time. The combination of these two graphs makes it easier to compare and understand the relationship between temperature and precipitation in a given location.