FINAL EXAM REVIEW PART 1

Front

How are energy and frequency related in the energy level and wave diagram?

Back

Frequency and energy are directly proportional. Both increase together.

Front

What is located at the location marked with an 'X'?

Back

Fire blanket

Front

A 700.0 gram cube of lead is heated from 15.0 °C to 80.0°C. How much energy was required to heat the lead? The specific heat (c) of lead is 0.129 J/g°C. Calculate the energy required.

Back

5870 J

Front

What is the correct standard notation for the following number: 72000000?

Back

72,000,000

Front

Which state of matter correctly matches the model shown: Solid, Liquid, Gas?

Back

Liquid

Front

Define specific heat capacity.

Back

Specific heat capacity is the amount of heat required to raise the temperature of 1 gram of a substance by 1°C.

Front

What is the formula for calculating energy (Q) in terms of mass (m), specific heat (c), and temperature change (ΔT)?

Back

Q = m * c * ΔT

Front

What is the relationship between temperature and kinetic energy in particles of matter?

Back

As temperature increases, the kinetic energy of the particles increases.

Front

What is the definition of a chemical change?

Back

A chemical change is a process where one or more substances are transformed into different substances with different properties.

Front

What is the difference between an element and a compound?

Back

An element is a pure substance that cannot be broken down into simpler substances, while a compound is made up of two or more elements chemically combined.