Get ready to master the basics of motion! This study... Show more
Understanding Speed, Velocity, Graphing, and Acceleration

Speed, Velocity, and Acceleration Formulas
Ever wondered how fast you're really going? Understanding speed and acceleration starts with four key formulas that make calculating motion super easy.
First, remember that speed = distance ÷ time. If you need to find distance instead, just flip it around: distance = speed × time. For time calculations, use time = distance ÷ speed. When objects change speed, we measure acceleration = ÷ time.
Let's see these formulas in action! A car traveling 100 miles in 2 hours has a speed of 50 mph (100 ÷ 2 = 50). If a skateboarder moves 2 miles at 10 mph, it takes them 0.2 hours (2 ÷ 10 = 0.2). A runner moving at 30 kilometers per hour for 2 hours covers 60 kilometers (30 × 2 = 60).
Quick Tip: Negative acceleration means slowing down! When a car goes from 80 mph to 40 mph in 2 minutes, the acceleration is -20 mph/min, showing the car is decelerating.
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Understanding Speed, Velocity, Graphing, and Acceleration
Get ready to master the basics of motion! This study guide covers speed, velocity, and acceleration calculations with simple formulas and practical examples that you'll see on your test.

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Speed, Velocity, and Acceleration Formulas
Ever wondered how fast you're really going? Understanding speed and acceleration starts with four key formulas that make calculating motion super easy.
First, remember that speed = distance ÷ time. If you need to find distance instead, just flip it around: distance = speed × time. For time calculations, use time = distance ÷ speed. When objects change speed, we measure acceleration = ÷ time.
Let's see these formulas in action! A car traveling 100 miles in 2 hours has a speed of 50 mph (100 ÷ 2 = 50). If a skateboarder moves 2 miles at 10 mph, it takes them 0.2 hours (2 ÷ 10 = 0.2). A runner moving at 30 kilometers per hour for 2 hours covers 60 kilometers (30 × 2 = 60).
Quick Tip: Negative acceleration means slowing down! When a car goes from 80 mph to 40 mph in 2 minutes, the acceleration is -20 mph/min, showing the car is decelerating.
We thought you’d never ask...
What is the Knowunity AI companion?
Our AI companion is specifically built for the needs of students. Based on the millions of content pieces we have on the platform we can provide truly meaningful and relevant answers to students. But its not only about answers, the companion is even more about guiding students through their daily learning challenges, with personalised study plans, quizzes or content pieces in the chat and 100% personalisation based on the students skills and developments.
Where can I download the Knowunity app?
You can download the app in the Google Play Store and in the Apple App Store.
Is Knowunity really free of charge?
That's right! Enjoy free access to study content, connect with fellow students, and get instant help – all at your fingertips.
Similar Content
Most popular content in Biology
9Most popular content
9Can't find what you're looking for? Explore other subjects.
Students love us — and so will you.
The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.