SI units

The distance between New York City and Miami, Florida would be measured in __?__.

• kilometers (km)
• meters (m)
• centimeters (cm)
• millimeters (mm)

Tags

CCSS.4.MD.A.1

The SI unit for measuring mass is the
 __?__.

• meter (m)
• liter (L)
• cubic meter (m³)
• kilogram (kg)

The SI unit for temperature is __?__.

• degree fahrenheit  (° F)
• degree celsius  (° C)
• kelvin  (K)
• degree centigrade  (°C)

Tags

NGSS.MS-PS1-4

The SI unit for time is the __?__.

• meter (m)
• liter (L)
• gram (g)
• second (s)

Tags

CCSS.4.MD.A.1

What is longer?

• 1 km

• 1 cm

• Both are equal

• The correct answer cannot be determined

Tags

CCSS.4.MD.A.1

Which SI unit is used to measure amount of a substance?

• K

• kg

• mol

• kg/m³

The following number has how many significant digits?

15.25

• 4

• 5

• 2

• 3

The following number has how many significant digits?

0.0251

• 4

• 5

• 3

• 2

Derive the unit for density from the following statement:

Density is the ratio of mass to volume

• $\frac{kg}{m^3}$

• $kg\ \left(m^3\right)$

• $kg+m^3$

• $kg-m^3$

Derive the unit for velocity from the following statement:

velocity is the ratio of distance and time

• $m+s$

• $\frac{m}{s}$

• $m\left(s\right)$

• $m-s$