How to Measure the Height of an Index Card?

Answer Measuring the height of an index card can be a tough task without a more advanced measuring instrument than a simple ruler. Thankfully, the simple method described below will leave you with an appr... Read More »

Top Q&A For: How to Measure the Height of an Index Card

How to Make a 3X5 Index Card Tower Using 20 Index Cards?

Index card tower building is an assignment given by teachers to students to help them understand the basics of physics. The requirement of the assignment can be height, strength or stability from t... Read More »

What does the U.S. Dollar Index measure?

The U.S. Dollar Index measures how the dollar compares in value to other major currencies such as the euro, the British pound, Japanese yen, Swiss franc, Swedish krona and Canadian dollar. The inde... Read More »

What does the smog index measure?

The smog index, or air quality index, measures the levels of ground-level ozone, particulate matter, carbon monoxide, sulfur dioxide and nitrogen dioxide in the air and determines the level based o... Read More »

How to Measure a Leaf Area Index?

Knowing how to calculate Leaf Area Index (LAI) the correct way is vital to understanding the photosynthetic output of plants. LAI is the ratio of the upper surface of the leaves of the vegetation d... Read More »