Test Review (2nd)

Front

How many Hydrogen atoms are in 4H₂O?

Back

8

Front

What does it mean when a car is stopped on a graph?

Back

The graph shows a horizontal line, indicating no change in position over time.

Front

What type of energy does a pulled rubber band represent?

Back

Potential energy.

Front

What does 'For every action, there is an equal and opposite reaction' represent?

Back

Newton's 3rd law of motion.

Front

How many Manganese (Mn) atoms are in 3Cr(MnO₄)₆?

Back

18

Front

Define Potential Energy.

Back

Energy stored in an object due to its position or configuration.

Front

Define Kinetic Energy.

Back

Energy of an object due to its motion.

Front

What is Newton's 1st Law of Motion?

Back

An object at rest stays at rest, and an object in motion stays in motion unless acted upon by a net external force.

Front

What is the formula for calculating the number of atoms in a compound?

Back

Count the subscripts in the chemical formula.

Front

What does a steep slope on a distance-time graph indicate?

Back

A high speed of the object.