Science 5 Remedial Quiz

Which of the following has a fixed shape?

• air

• deflated balloon

• cup

Answer explanation

A cup has a fixed shape, maintaining its form regardless of the contents. In contrast, air and a deflated balloon do not have fixed shapes; they take the shape of their containers.

Which of the following can be poured?

• cup

• water

• air

Answer explanation

Water is a liquid and can flow, making it pourable. In contrast, a cup is a container and air is a gas, which cannot be poured in the same way. Therefore, the correct answer is water.

Which of the following can take up space?

• bottle

• cup

• air

Answer explanation

A cup can hold liquids and occupy space, while a bottle is also capable of this. However, air, although it fills space, does not have a defined volume like a cup. Therefore, the correct answer is 'cup'.

Based on the observation, which of the following is NOT characteristic of a cup?

• has a color

• has a fixed shape

• invisible

Answer explanation

A cup is a tangible object that has a color and a fixed shape. The characteristic 'invisible' does not apply, as cups are visible objects. Therefore, 'invisible' is the correct answer as it is NOT a characteristic of a cup.

Which of the following does not have fixed shape?

• cup

• air

• bottle

Answer explanation

Air does not have a fixed shape; it fills the space of its container. In contrast, a cup and a bottle maintain their shapes regardless of the environment.

Which of the following can be felt but cannot be held?

• bottle

• cup

• air

Answer explanation

The correct answer is 'air' because it is a substance that can be felt as wind or pressure but cannot be physically held like a bottle or cup.

Which of the following is invisible?

• air

• bottle

• water

Answer explanation

Air is invisible to the naked eye, while a bottle and water are visible objects. Therefore, the correct answer is air.

Based on the observation, which characteristic that a cup and water possess in both?

• has fixed shape

• can be weighed

• colorless

Answer explanation

Both a cup and water can be weighed, as they have mass. The other options, 'has fixed shape' and 'colorless', do not apply to both; a cup has a fixed shape, while water does not.

Which of the following is colorless?

• cup

• bottle

• air

Answer explanation

Air is a mixture of gases that is invisible and colorless, making it the correct choice. In contrast, a cup and a bottle are physical objects that can have colors.

Based on the observation, which characteristic that air and water possess in both?

• can be weighed

• can be felt but cannot be held

• has a fixed shape

Answer explanation

Both air and water can be felt as they exert pressure and provide resistance, but they do not have a fixed shape, making 'can be felt but cannot be held' the correct characteristic they share.