Physical Science Semester Exam Review

Something that is changed by someone doing an experiment is called a(n)

• independent variable
• dependent variable
• constant (controlled variable)
• none of the above

Tags

NGSS.MS-PS2-2

Something in an experiment that is kept the same in an experiment is called a(n)

• independent variable
• dependent variable
• constant (controlled variable)
• none of the above

Something in an experiment that is the (outcome (what is measured) in an experiment is called a(n)

• independent variable
• dependent variable
• constant (controlled variable)
• none of the above

An observation that does NOT have numbers included is called a

• qualitative observation

• quantitative observation

Which measuring system do scientists around the world use when conducting experiments?

• Metric system
• Customary system
• English system
• International system

Which of the following are metric base units? (choose 3)

• grams
• liters
• meters
• miles
• pounds

What is the metric unit for volume?

• ounces
• cups
• liters

What is the metric unit for length/distance?

• feet
• meters
• miles

What is the metric unit for mass?

• grams
• pounds
• ounces

Why is scientific notation used?

• It makes it easier to round your answers
• It is an international way of sharing measurements
• It is used for writing very small or very big numbers.
• It is used to convert from one unit to another.