SOL REVIEW A

Steps to the Scientific Method

• Form a hypothesis, ask a question, experiment, hypothesis, analyze data and draw conclusions.

• Experiment, form a hypothesis, research, analyze data, draw conclusions and repeat if necessary.

• Ask a question, form a hypothesis, experiment, analyze data and draw conclusions. Repeat if necessary

what is the formula for density?

• mass/volume

• volume/mass

• mass x volume

when relative humidity reaches 100%, we say the air is

• dry

• saturated

• evaporated

• condensated

what is the 2 best tools for measuring density?

• graduated cylinder

• thermometer

• balance

• microscope

Compared to a warmer air mass, a cooler air mass

• is lighter than a warm air mass

• can hold less water than a warm air mass

• can hold more water than warm air mass

• is less dense than a warm air mass

do the math... if an object's mass is 30 grams and its volume is 10 g/mL... what is its density?

• 3 g/cm3

• 300 g/cm3

• .33 g/cm3

• .25 g/cm3

on Earth, which 2 of the following are essential for life on Earth?

• oxygen

• bacteria

• water

• fire

what type of weather is associated with low pressure systems? pick all that applies!

• hurricanes

• rain

• fair, sunny days

• thunderstorms

• tornadoes

The Earth's atmosphere is divided into layers because of changes in

• altitude

• temperature

• density

• gases

What layer is beyond the Thermosphere and merges into outer space?

• Exosphere

• Troposphere

• Mesosphere

• Stratosphere