Exam: Cambridge English: B2 First (FCE)

Definition: To apply a substance to the skin to keep it soft and prevent it from becoming dry.

Example: It's important to moisturise your skin daily to keep it healthy.

Definition: A unit used in chemistry to measure the amount of substance, equal to the number of atoms in 12 grams of carbon-12.

Example: In chemistry class, we learned that one mole of a substance contains approximately 6.022 x 10^23 particles.

Definition: Relating to the molars, which are the large teeth at the back of the mouth used for grinding food.

Example: The dentist explained that molar teeth are important for chewing.

Definition: A type of tooth that has a wide surface and is used for grinding food, typically found at the back of the mouth behind other types of teeth.

Example: The dentist said I need to get my molar checked because it hurts when I eat.

Definition: The amount of a substance (solute) in a given volume of liquid (solution), measured in moles per liter.

Example: The molarity of the salt solution was calculated to be 0.5 moles per liter.

Definition: A very small unit of a substance that is made up of two or more atoms bonded together, and it keeps the properties of that substance.

Example: Water is made up of molecules that consist of two hydrogen atoms and one oxygen atom.

Definition: The force or speed of something in motion, or the strength of a process or idea that is developing or continuing.

Example: The project gained momentum after the team received additional funding.

Definition: Relating to sound that is received or played through one ear only, rather than through both ears.

Example: The monaural recording was clear, but it lacked the depth of stereo sound.

Definition: To perform the role of a monitor, which means to observe or check something regularly.

Example: The students will monitor the experiment to ensure everything is working correctly.

Definition: A device or person that observes, checks, or controls something, often used in technology or education.

Example: The teacher asked the monitor to help distribute the materials to the students.

Definition: To observe or check something carefully over a period of time, often to gather information or ensure quality.

Example: The teacher will monitor the students' progress throughout the semester.

Definition: Having only one color or shade, without any variation in hue.

Example: The artist created a stunning monochromatic painting using only shades of blue.

Definition: Relating to or made with only one color or different shades of that color.

Example: The artist created a stunning monochrome painting using only shades of blue.

Definition: A type of image or artwork that uses only one color or different shades of a single color, often seen in photography or painting.

Example: The artist created a stunning monochrome that captured the essence of the landscape.