English Flashcard

Front

Who invented the X-ray?

Back

Wilhelm Roentgen

Front

What happens to a gas when it cools down?

Back

It changes to a liquid.

Front

Which of the following is not a reversible change: Freezing, Dissolving, Cooking, Boiling?

Back

Cooking is not a reversible change.

Front

How is the Baglama instrument played?

Back

It is played with a plectrum.

Front

How many groups are animals classified into?

Back

Animals are grouped into 2 groups.

Front

What is an X-ray used for?

Back

An X-ray is used to see inside the body.

Front

What is a reversible change?

Back

A reversible change is a change that can be undone.

Front

What is an example of a reversible change?

Back

Freezing water to make ice.

Front

What is a non-reversible change?

Back

A change that cannot be undone, like cooking food.

Front

What does it mean to dissolve?

Back

To mix a solid into a liquid until it forms a solution.