## How do things get moving?

Q7. How do things get moving? Ans. Things only move if forced to move . So when something starts moving,

## What happens with every action?

Q6. What happens with every action? Ans. This is Newton’s Third Law of Motion-for every action, there is an equal

## What is acceleration?

Q5. What is acceleration? Ans. Acceleration is how fast something gains speed. The larger the force and the lighter the object, the

## What’s the difference between inertia and momentum?

Q4. What’s the difference between inertia and momentum? Ans. Inertia is the tendency of things to stay still unless they are

## What was Newton’s breakthrough?

Q3. What was Newton’s breakthrough? Ans. Sir Issac Newton’s breakthrough, in 1665, was to realize that all movement in the Universe

## What is a turning force?

Q2. What is a turning force? Ans.  When something fixed in one place, called a fulcrum, is pushed or pulled

## What is knock-on effect?

Q1. What is knock-on effect? Ans. When two objects collide, their combined momentum remains the same, if nothing else interferes.

## What are Carbohydrates?

Q14. What are Carbohydrates?  Ans. Carbohydrates are chemicals made only of carbon, hydrogen and oxygen atoms-including sugars, starches and cellulose.