Choosing and writing units in science
Grade 6 Science Worksheet

Circle the best answer.
Ari measures the length of the school field for a class map. Which unit is sensible?
- Kilograms (kg)
- Meters (m)
- Millimeters (mm)
- Liters (L)
Bo finds the mass of a full backpack before a field trip. Which unit is sensible?
- Kilograms (kg)
- Newtons (N)
- Milligrams (mg)
- Liters (L)
A very relaxed rubber duck floats in the tub. Which unit is sensible for how much water the tub holds, Esme?
- Kilometers (km)
- Meters (m)
- Seconds (s)
- Liters (L)
Kira weighs a watermelon for the class picnic. Which customary unit is sensible?
- Tons
- Gallons (gal)
- Feet (ft)
- Pounds (lb)
The school bus drives on the highway to the science museum. Which customary unit is sensible for its speed, Luz?
- Miles per hour (mi/h)
- Miles (mi)
- Hours (h)
- Inches per hour (in/h)
Noah's snack label says it gives 800 kJ. What does the J measure?
- Electric current
- Mass
- Energy
- Force
A battery for Pia's clock says 1.5 V. What does the V measure?
- Voltage, in volts
- Electric current, in amperes
- Speed, in meters per second
- Volume, in liters
Read this first
Use the table
Investigation card (model data). Question: How tall does a bean plant grow in one week? Results table.
Day Plant height (?) 1 4 7 12 The unit for the last column is missing.
Ren's bean plant grew from 4 to 12 in one week. Which unit belongs in the Plant height header?
- kg
- cm
- km
- °C
Tala's ice water read 6, then 1. Which unit belongs in the Water temperature header?
- s
- °C
- mL
- °F
The classroom air read 19 at 8:00 and 22 at 11:00. Which unit belongs in the Air temperature header, Zee?
- N
- °C
- km
- °F