Physics Measurement Concepts

What is the standard unit of length in the SI system?

• meter

• centimeter

• kilometer

• millimeter

How do you convert centimeters to meters?

• Add 100 to the number of centimeters.

• Subtract 100 from the number of centimeters.

• Divide the number of centimeters by 100.

• Multiply the number of centimeters by 100.

What instrument is commonly used to measure mass?

• Protractor

• Thermometer

• Balance

• Ruler

What is the unit of mass in the SI system?

• ounce

• kilogram

• pound

• gram

How do you measure time accurately in experiments?

• Rely on visual cues to estimate time.

• Count seconds in your head while performing the experiment.

• Use a stopwatch without calibration.

• Use precise timing devices and synchronize them with the experiment.

What is the standard unit of time in the SI system?

• minute

• day

• hour

• second

What instrument is used to measure temperature?

• Hygrometer

• Barometer

• Anemometer

• Thermometer

What is the freezing point of water in Celsius?

• 0°C

• -10°C

• 100°C

• 32°F

How do you calculate the volume of a rectangular prism?

• Volume = Length + Width + Height

• Volume = Length × Width

• Volume = 2 × (Length + Width + Height)

• Volume = Length × Width × Height

What is the unit of volume in the SI system?

• cubic inch (in³)

• cubic meter (m³)

• gallon (gal)

• liter (L)