Mechanics

What is the SI unit for time?

• hour

• minute

• second

• day

What is the SI unit for distance?

• centimeter

• meter

• milimeter

• feet

What is the unit for weight?

• Newton

• kilogram

• pound

• gram

What is the unit for velocity?

• N

• ms^-1

• Nm

• ms^-2

What is the unit for force?

• Nm

• kg

• kgms^-1

• N

What is the unit for acceleration?

• ms^-2

• N

• Nm

• ms^-1

What is the unit for angular velocity?

• rad

• rad/s²

• rad/s

• degree

Which of the following is a scalar quantity?

• magnitude

• mass

• velocity

• momentum

A measurement of how fast an object is moving is called?

• speed

• velocity

• acceleration

• vector

Which of the following is a vector quantity?

• speed

• power

• displacement

• area