The primary cause of tides on Earth is the gravitational pull of the moon.

Physics primarily focuses on understanding the behavior of matter and energy in the universe.

Reading comprehension strategies are designed to help readers understand and interpret the text more effectively.

Highlighting is used to identify important information in the text for easier reference later.

Linking words are used to connect ideas smoothly, improving the coherence of the text.

Context clues are hints within the text that help readers infer the meanings of unfamiliar words.

'Kind' is synonymous with 'Benevolent', which means well-meaning and kindly.

'Courageous' is a synonym of 'brave', both describing someone who shows courage.

'Challenging' is a synonym of 'difficult', as both imply something that requires effort to overcome.

'Weak' is synonymous with 'Fragile', indicating something that is easily broken.

The word 'joyful' is a synonym of 'happy'.

'Unknown' is synonymous with 'Obscure', meaning not well known or unclear.

'Ancient' is a synonym of 'old', both referring to something that has existed for a long time.

'Fast' is a synonym of 'quick', both meaning moving or capable of moving at high speed.

'Expansive' means covering a wide area, which is synonymous with 'Vast'.

'And' is a conjunction that connects two nouns.

Quickly describes how he runs, making it an adverb.

'And' is used to connect two alternatives in a positive way.

'In conclusion' is a linking phrase used to summarize the information presented.

'For instance' is a linking phrase used to introduce an example.

'Because' is a linking word that shows the cause of an action or situation.

An object in free fall experiences accelerated motion due to the force of gravity.

The phrase 'reached a consensus after much deliberation' can be simplified to 'agreed after a long discussion'.

A compound sentence contains two independent clauses, as in 'I like tea, but I prefer coffee.'

The electromagnetic force is one of the four fundamental forces in nature, alongside gravitational, strong nuclear, and weak nuclear forces.

Using a pointer or finger can help improve reading speed by guiding the eyes along the text.

The word 'However' is used to indicate contrast between two ideas.

Happiness is a noun that represents a state of being.

'Fast' means the same as 'Quick'.

Tall describes a noun and is therefore an adjective.