Reversible and Irreversible Change Quiz

What happens to ice when it is left out in the sun?

• It melts and turns into water

• It turns into steam

Answer explanation

When ice is left out in the sun, it melts and turns into water. This is because the heat from the sun causes the ice to gain energy, causing the molecules to move faster and break apart, resulting in the transformation into water.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

How does ice change when it is heated?

• It becomes solid

• It melts and turns into water

Answer explanation

When ice is heated, it melts and turns into water. This is the correct choice.

Tags

NGSS.MS-PS1-4

What happens to ice when it is put in the freezer?

• It remains solid

• It evaporates

Answer explanation

When ice is put in the freezer, it remains solid. It does not turn into steam, evaporate, or turn into water.

Tags

NGSS.MS-PS1-4

What happens to paper when it is set on fire?

• It undergoes an irreversible change

• It becomes stronger

Answer explanation

When paper is set on fire, it undergoes an irreversible change. It does not become stronger, disappear completely, or turn into water. The correct choice is 'It undergoes an irreversible change'.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS1-5

How does paper change when it burns?

• It turns into rocks and minerals

• It turns into ash and smoke

Answer explanation

When paper burns, it transforms into ash and smoke. This is the correct choice.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS1-5

Is burning paper a reversible or irreversible change?

• Depends on the type of paper

• Irreversible

Answer explanation

Burning paper is an irreversible change because it cannot be reversed. The correct choice is 'Irreversible'.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What happens to water when it is put in the freezer?

• It disappears completely

• It turns into ice

Answer explanation

When water is put in the freezer, it turns into ice. This is because the freezing temperature causes the water molecules to slow down and form a solid state.

Tags

NGSS.MS-PS1-4

How does water change when it freezes?

• It turns into ice

• It turns into steam

Answer explanation

When water freezes, it turns into ice. This is because the molecules slow down and form a solid structure.

Tags

NGSS.MS-PS1-4

What happens to an egg when it is cooked?

• It turns into a liquid

• It becomes solid

Answer explanation

When an egg is cooked, it undergoes a chemical reaction that causes it to solidify, turning from a liquid to a solid state.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

Is cooking an egg a reversible or irreversible change?

• Irreversible

• Partially reversible

Answer explanation

Cooking an egg is an irreversible change because it permanently alters the chemical composition and physical properties of the egg.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4