Do Now Flashcard 7th Grade 12/6/24

Front

What is the formula for the area of a rectangle?

Back

Area = length × width

Front

Define a prime number.

Back

A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself.

Front

What is the Pythagorean theorem?

Back

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

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 function of the heart in the human body?

Back

The heart pumps blood throughout the body, supplying oxygen and nutrients to tissues and removing carbon dioxide and waste.

Front

What is an ecosystem?

Back

An ecosystem is a community of living organisms interacting with their physical environment.

Front

Define the term 'photosynthesis'.

Back

Photosynthesis is the process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll.

Front

What is the significance of the water cycle?

Back

The water cycle is crucial for maintaining life on Earth, as it distributes water to ecosystems and regulates climate.

Front

What is the difference between speed and velocity?

Back

Speed is the distance traveled per unit of time, while velocity is speed in a given direction.

Front

What is a fraction?

Back

A fraction represents a part of a whole and is expressed as a numerator over a denominator.