S8P1 and S8P2 Review - Fall 2024

Front

What state of matter has molecules that vibrate the most?

Back

Gas

Front

What is a heterogenous mixture?

Back

A mixture where the components are not uniformly distributed, and different parts can be seen and separated.

Front

In the equation 2Mg + O2 ---> 2MgO, what are the reactants?

Back

Mg and O

Front

At what point does a diver have the greatest kinetic energy and the least potential energy when diving?

Back

At the lowest point of the dive (Point 4).

Front

Is milk going sour a physical or chemical change?

Back

Chemical change.

Front

What is kinetic energy?

Back

The energy an object has due to its motion.

Front

What is potential energy?

Back

The energy stored in an object due to its position or state.

Front

What is a pure substance?

Back

A material made of only one type of particle, with a uniform composition.

Front

What is a homogenous mixture?

Back

A mixture that has a uniform composition and appearance throughout.

Front

What happens to the kinetic energy of a diver as they fall?

Back

It increases as they descend due to the acceleration of gravity.