Solution 12169: Typing Lower Case and Upper Case Letters on the TI-89 Family, TI-92 Plus, and Voyage™ 200 Graphing Calculators.
...and then the letter key Type a space [ALPHA] [_] (alpha function of the [(-)] key) spacebar Turn on lowercase...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12169
Solution 12152: Definition of Mode Settings on the TI-89 Family, TI-92 Plus and Voyage™ 200.
...Voyage 200? Following are explanations of the Mode settings available on the TI-89 Family, TI-92 Plus, and Voyage 200: Graph: Type of graphs to plot: FUNCTION, PARAMETRIC, POLAR, SEQUENCE, 3D or DIFF EQUATIONS. Current Folder: Folder used to store and recall variables. Unless additional folders w...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12152
Outbreak!
Use the DATA GRAPHS WIZARD to learn about how disease is spread. Brainstorm ways in which people can help stop an outbreak of disease.https://education.ti.com/en/activity/detail/outbreak_1
Outbreak!
In this activity, students simulate the spread of a virus. They produce a graph representing the spread and analyze the rates of change over time. Students compare how viral and bacterial infections spread in a population.https://education.ti.com/en/activity/detail/outbreak
Setting the Trend
Students will determine the trend in atomic radius for the periodic table, the trend in first ionization energy for the periodic table, and the trend in electronegativity for the periodic table.https://education.ti.com/en/activity/detail/setting-the-trend
Law of Definite Proportions
The law of definite proportions states that a chemical compound always contains exactly the same proportion of elements by mass. The French chemist Joseph Proust conducted several experiments between 1798 and 1804 to make this discovery. At the time (before Dalton had proposed his atomic theory)...https://education.ti.com/en/activity/detail/law-of-definite-proportions
Science TODAY™ - Growing Bigger by the Decade
Students will examine the current and predicted population data from the countries included in the USA TODAY Snapshot® "Growing bigger by the decade".https://education.ti.com/en/activity/detail/science-today--growing-bigger-by-the-decade
Investigating of pH and Conductivity during a titration of a diprotic acid
In this investigation sulfuric acid will be added to a solution of Ba(OH)2 using a pH probe and a conductivity probe. From this process the pH of first and second equivalence points will be determined along with mapping the conductivity during the titration process.https://education.ti.com/en/activity/detail/investigating-of-ph-and-conductivity-during-a-titration-of-a-diprotic-acid
What Does a Buffer Do?
Buffers are solutions that resist a change in pH. In this activity, students will add HCl dropwise to a measured amount of water, monitoring the pH. Students then repeat the process, using a simple buffer prepared by combining baking soda and tonic water. A comparison of the results will allow...https://education.ti.com/en/activity/detail/what-does-a-buffer-do
Half-Life Lab
This activity explains how students use a CBL2 and TI-83 or TI-84 calculator to collect and calculate the half-life of a barium isotope. Students will use an isogenerator to milk out a meta stable isotope of Barium with a short half-life. Using a radiation monitor linked to a CBL2, students run...https://education.ti.com/en/activity/detail/halflife-lab
Diffusion and Equilibrium
Students will observe how equilibrium is reached when salt is added to water.https://education.ti.com/en/activity/detail/diffusion-and-equilibrium
Graphing Nature
Students compare blade size of leaves from one species and between closely related species. Evolution through natural selection accounts for the diversity of species developed through gradual processes over many generations. Biological adaptations include changes in structures, behaviors or phys...https://education.ti.com/en/activity/detail/graphing-nature
Measuring Air Pressure
This activity is intended for my Introductory Meteorology class; an earth science elective intended for Juniors and Seniors. (It was orginally modifed from an Introductory Meteorology Laboratory Assigment taught to undergraduates at Florida State University. However, modifications could be done t...https://education.ti.com/en/activity/detail/measuring-air-pressure
How Long Ago Did You Have A Mole?
A great activity for mole day (10 / 23) or with radioactive decay! In this activity, students will predict when a 'mole of a substance' was presence. Based upon radioactive decay rate of a substance, the initial amount found, and the mole concept students will create a graph and interpolate wit...https://education.ti.com/en/activity/detail/how-long-ago-did-you-have-a-mole
Absorption and Radiation
Different surfaces absorb and radiate radiation at different rates. In this activity you will analyze the absorption and radiation rates of two surfaces by monitoring the temperature changes of each of them.https://education.ti.com/en/activity/detail/absorption-and-radiation
Millikan Oil Drop Experiment Simulation
Students run a simulation on the TI-83+ or TI-84+ graphing calculator to perform a variation of the Millikan Oil Drop Experiment. The goal is to adjust the voltage across parallel plates until a droplet is suspended between the plates. The data can ba analyzed to determine the charge on the dro...https://education.ti.com/en/activity/detail/millikan-oil-drop-experiment-simulation
Crime Scene Investigation - Stride Pattern Analysis with CBR 2
By using the Calculator-Based Ranger (CBR2™), students can plot the distance-time graph of a walking or running person. Students find correlation between the stride distance, velocity, and the height of a person, walking or running at a steady pace and compare that to the stride pattern left at t...https://education.ti.com/en/activity/detail/crime-scene-investigation--stride-pattern-analysis-with-cbr-2
Curve Ball
In this activity, students' will create a Height-Time plot for a bouncing ball and use a quadratic equation to describe the ball's motion.https://education.ti.com/en/activity/detail/curve-ball
Exploring Parametric Equations With the 'Human Cannonball'
Students will explore the use of parametric equations to model the motion of the 'Human Cannonball' after being fired from a cannon. Key graph features will be explored, including maximum height, length of time in the air, and maximum distance traveled through the use of parametric equations and...https://education.ti.com/en/activity/detail/exploring-parametric-equations-with-the-human-cannonball
Steady-State Circuit Analysis and Filter Design
Shows how the TI-89 implements phasors to perform sinusoidal steady-state analysis. the focus in on how to enter and display complex numbers. This chapter also shows a typical steady-state application - how to use the Numeric Solver to find the required order of lowpass Butterworth and Chebyshe...https://education.ti.com/en/activity/detail/steadystate-circuit-analysis-and-filter-design
Simulation of the Photoelectric Effect for the TI-83+/TI-84+ Graphing Calculator
The simulation generates photoelectrons into a retarding potential difference. Students can adjust the retarding potential so that the kinetic energy of the photoelectrons can be found. With this information and the wavelength of the photon that generated the photoelectron, Planck's constant ca...https://education.ti.com/en/activity/detail/simulation-of-the-photoelectric-effect-for-the-ti83ti84-graphing-calculator
Predictable Patterns with Addition
Students learn to compare numbers. They generate patterns using repeated addends and different starting points.https://education.ti.com/en/activity/detail/predictable-patterns-with-addition
Number and Operations - 100 or Bust
Students explore the operations of addition, subtraction, multiplication, and division of whole numbers and integers.https://education.ti.com/en/activity/detail/number-and-operations--100-or-bust
Putting Things in Place
Students investigate the value of the digits in $8,205.50 and determine the number of thousands, hundreds, tens, ones and even the number of dimes and pennies. The concept is then extended to additional situations. They learn where to place a decimal when writing amounts of money and to perform a...https://education.ti.com/en/activity/detail/putting-things-in-place
Tints and Shades
Students solve a problem involving mixing of paint colors. They use color charts to determine the fractional parts and percentages of colors needed to create tints and shades.https://education.ti.com/en/activity/detail/tints-and-shades