3.1 Review 2

Ta'Niqua filled a paper cup all the way to the top with water. She then put the cup in the freezer. When she looked at it the next day she saw that _______.

• the paper cup was empty; all the water had evaporated during the night

• the paper cup was filled with ice cubes that that formed during the night

• the paper cup held a solid chunk of ice that was smaller than the amount of water she had started with

• the paper cup was filled with ice that bulged up above the top of the cup like a muffin

When water is heated, it changes to a gas. The name of this process is __________.

• evaporation
• molecules

• water vapor

• condensation

When it rains, liquid water falls to the ground. Some water is absorbed into the soil, and some runs into rivers. Some water evaporates into the air by the sun’s heat. This invisible water is called __________.

• water vapor
• fog
• clouds
• moisture

Victor notices that it is snowing outside, and the snow is sticking to the ground. What can he infer about the temperature outside?

• It is probably exactly 0°C.

• It is probably 0°C or colder.

• It is probably exactly 32°C.

• It is probably -32°C or colder.

Which pair of states of matter indicates that something has frozen?

• gas to liquid

• gas to solid

• liquid to solid

• solid to liquid

A block of ice has mass of 90 g, and its volume is 100 ml. Which statement is true of the block’s mass and volume after the ice melts?

• Only the mass will change.

• Only the volume will change.

• Both the mass and volume will change.

• Both the mass and volume will not change.

What is the definition of boiling for a heated liquid?

• hot liquid

• steam forming

• gas bubbles forming

• evaporation of the liquid

On a warm summer day Juan set a glass of iced tea on the kitchen table. When he picked it up again the outside of the glass was wet and slippery, and there was a ring of water on the table top. Why did this happen?

• Some of the tea boiled up the side of the glass and over the top.

• The warm moist air of the room hit the cold glass and formed condensation on the outside of the glass.

• Some of the air evaporated away from the cold glass of iced tea.

• Gravity pulled the steam from the glass down along the sides of the glass where it ran to the bottom and formed a ring.