Water Behavior and Verb Tenses

The video tutorial discusses how things change states, such as water boiling into steam or freezing into ice. It also covers the past tense of verbs, with examples of regular and irregular verbs. An experiment with a balloon demonstrates how heat affects change. The tutorial concludes with a detailed explanation of forming past tense verbs.

What happens to water when it is heated?

• It becomes a solid.

• It turns into ice.

• It remains unchanged.

• It evaporates into steam.

Which of the following is the correct past tense of 'I am'?

• I be

• I was

• I amed

• I were

What was the result when the balloon was placed directly in the fire?

• The balloon remained intact.

• The balloon melted.

• The balloon expanded.

• The balloon popped.

How did the water inside the balloon affect the experiment?

• It made the balloon heavier.

• It had no effect.

• It absorbed the heat and protected the balloon.

• It caused the balloon to pop.

What is the past tense of the regular verb 'melt'?

• Melt

• Melted

• Melted

• Melting

Which rule applies to regular verbs ending in 'd'?

• Add 'ing'

• Add 'ed'

• Change 'd' to 't'

• Add 'd'

What is the past tense of 'study'?

• Studied

• Studyed

• Studying

• Studys

Which of the following is an irregular verb?

• Walk

• Talk

• Play

• Put

What is the past tense of 'make'?

• Making

• Make

• Made

• Maked

Which verb does not change form in the past tense?

• Blow

• Put

• Go

• Land