How to Test Size & Reading Distance?

Answer In 1862, Hermann Snellen developed a specialized chart to test the visual acuity of his patients, which is still commonly used today. The chart consists of 11 rows of letters of varying sizes, whi... Read More »

Top Q&A For: How to Test Size & Reading Distance

How Can I Prepare for the Reading Test for the Citizenship Test?

The reading test is one of three tests that you must pass to prove your ability to communicate in English before being granted citizenship. The other two tests are the writing test and the civics t... Read More »

How to Take a Reading Test?

Reading tests typically contain several types of questions, including multiple choice and short answer, that measure your ability to comprehend. Test questions and difficulty vary by grade level an... Read More »

How to Calculate the Size of an Object at a Distance?

The formula used to determine the size of an object at a distance based on the distance and its angular size is known as the small angle formula. You determine the size if you know the distance awa... Read More »

How Can I Test My Reading Level?

A reading level is an assessment of a person's reading ability. Specifically, it describes the grade level most compatible with someone based on how well she reads. Knowing how to determine your re... Read More »