What is an Hour?

An hour is a unit of time that is equal to 60 minutes. It is commonly used for measuring the duration of events or the intervals between them. There are 24 hours in a day, and they are typically divided into two 12-hour periods: AM (ante meridiem, meaning before noon) and PM (post meridiem, meaning after noon).

Study Guide for Understanding Hours

Definition: An hour is a unit of time equivalent to 60 minutes.
Division of Day: There are 24 hours in a day, with two 12-hour periods: AM and PM.
Timekeeping: Hours are used to measure the duration of events and the intervals between them.
Notation: The hour is often represented using the numbers 1 through 12 followed by a colon and then the minutes, such as 3:30 PM.
Conversion: One hour is equal to 3,600 seconds.

Understanding the concept of hours is essential for telling time, scheduling activities, and managing daily routines.

◂Science Worksheets and Study Guides First Grade. Force and motion

Vocabulary/Answer key

Force and motion

The resources above cover the following skills:

Concepts of Physical Science: A student should understand and be able to apply the concepts, models, theories, universal principles, and facts that explain the physical world. A student who meets the content standard should:

Develop an understanding of motions, forces, their characteristics and relationships, and natural forces and their effects.