2425 IA2 Practice Test

Front

What is average speed?

Back

Average speed is the total distance traveled divided by the total time taken.

Front

How do you calculate average speed?

Back

You can divide a set distance by the time it took to move that distance.

Front

What does it mean if an object is not moving?

Back

It means the object has a speed of 0 m/s.

Front

What is constant speed?

Back

Constant speed means an object covers equal distances in equal intervals of time.

Front

What is acceleration?

Back

Acceleration is the rate of change of velocity of an object.

Front

What happens to energy according to the law of conservation of energy?

Back

Energy cannot be created or destroyed, only transformed from one form to another.

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that retain their individual properties.

Front

What is an element?

Back

An element is a pure substance that cannot be broken down into simpler substances by chemical means.

Front

What is a compound?

Back

A compound is a substance formed when two or more elements are chemically bonded together.

Front

What is mass?

Back

Mass is a measure of the amount of matter in an object, typically measured in grams or kilograms.