7th Review 12/9/24

Front

What is the definition of a fraction?

Back

A fraction is a way to represent a part of a whole, expressed as a ratio of two integers, where the top number (numerator) indicates how many parts are taken, and the bottom number (denominator) indicates how many equal parts the whole is divided into.

Front

What is the formula for calculating the area of a rectangle?

Back

Area = length × width.

Front

What is the difference between a solid and a liquid?

Back

A solid has a definite shape and volume, while a liquid has a definite volume but takes the shape of its container.

Front

What is the principle of supply and demand?

Back

The principle of supply and demand states that the price of a good or service is determined by the relationship between its availability (supply) and the desire of consumers to purchase it (demand).

Front

What is the definition of an ecosystem?

Back

An ecosystem is a community of living organisms interacting with their physical environment, including both biotic (living) and abiotic (non-living) components.

Front

What is the Pythagorean theorem?

Back

In a right triangle, the square of the length of the hypotenuse (c) is equal to the sum of the squares of the lengths of the other two sides (a and b): a² + b² = c².

Front

What is the water cycle?

Back

The water cycle is the continuous process by which water evaporates from the Earth's surface, condenses in the atmosphere, and precipitates back to the surface as rain or snow.

Front

What is the definition of a habitat?

Back

A habitat is the natural environment in which a species or community of organisms lives, providing food, shelter, and other resources.

Front

What is the formula for calculating the volume of a cylinder?

Back

Volume = π × radius² × height.

Front

What is Newton's first law of motion?

Back

An object at rest stays at rest, and an object in motion stays in motion with the same speed and in the same direction unless acted upon by an unbalanced force.