Measurements and SI

The diagram shows part of a ruler. The ruler is used to find the length of a nail.

What is the length of the nail?

• 2.2 cm

• 2.7 cm

• 3.2 cm

• 3.7 cm

The diagrams show the readings on a measuring cylinder before and after a small metal cube is added.

How many MORE identical cubes can be added to the cylinder, without causing the water to overflow? DO NOT INCLUDE THE CUBE ALREADY IN THE CYLINDER.

• 1

• 2

• 3

• 4

A cylindrical can is rolled along the ruler shown in the diagram.

The can rolls twice. What is the circumference (distance all round) of the can?

• 13 cm

• 14 cm

• 26 cm

• 28 cm

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

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

Tags

CCSS.3.MD.A.2

What SI unit is used to measure electric current?

• seconds
• amperes
• Kelvin
• mole

SI stands for ___.

• Sports Illustrated

• Scientific Notation

• International System (of measurements)

• Instructional System (of measurements)

Which of the following pairs of physical quantity and SI unit is correct ?

• Mass - SI unit : milligrams

• Time - SI unit : Hour

• Electric current - SI unit : Volt

• Temperature - SI unit : Kelvin

What is derived quantities ?

• a tendency to do nothing or to remain unchanged.
• combination of two or more base quantities
• the quantity of motion of a moving body, measured as a product of its mass and velocity.

Tags

NGSS.MS-PS3-1

The SI base unit is

• second
• minute
• millisecond
• hour

What is the derived unit for volume?

• square meter

• cubic meter

• kilograms per cubic meter

• grams per mole