Experimental Design & Measurement (7th)

What is the unit and tool used to measure length?

• Unit: Meter (m), Tool: Ruler or meter stick

• Unit: Kilogram (kg), Tool: Weighing scale

• Unit: Liter (L), Tool: Measuring cup

• Unit: Second (s), Tool: Stopwatch

Which tool is used to measure time?

• Stopwatch

• Thermometer

• Ruler

• Weighing scale

What is the definition of temperature?

• How hot or cold something is.

• The amount of water in an object.

• The speed at which an object moves.

• The color of an object.

Tags

NGSS.MS-PS1-4

Match the measurement type with its correct unit symbol:

• m

• Density

• g/cm³

• Length

• g

• Volume

• s

• Time

• L

• Mass

What does the prefix 'centi-' mean in the SI system?

• 1000

• 100

• 10

• 0.1

What is the symbol for the prefix 'centi-'?

• c

• ce

• ct

• ci

What is an estimate?

• A reasonable guess.

• A precise measurement.

• A random number.

• A scientific fact.

Scientists all around the world use the _____ when measuring.

• metric system

• International System

• Systeme International

• All of these (they are the same)

What would you use a TRIPLE-BEAM BALANCE for?

• To measure length.

• To measure mass.

• To measure volume.

• To measure time.

The piece of equipment shown is a ​ (a)   and it is used to measure ​ (b)   using the base units ​ (c)   .

• graduated cylinder
• volume
• liters
• beaker
• grams
• km
• mass
• weight