Forces 2 - NT

The following apparatus can be use to measure ___________.

• Mass

• Weight

• Temperature

• Length

What is the unit of measurement used for this apparatus?

• g, N

• g, cm

• cm, ^oC

• ^oC, N

Which of the following is the correct position of the eye to measure the extension of the spring balance?

• Position A

• Position B

• Position C

Which of the following is the correct unit for measure of mass and weight?

• Mass: g

  
  

  Weight : N

• Mass: N

  
  

  Weight : N

• Mass: g

  
  

  Weight : g

Weight is a force. True or False.

• True

• False

The weight of an object depends of the ____________ ____________ .

• magnetic force

• gravitational force

• frictional force

• attractive force

The gravitational force on Earth is 10N/kg.

The gravitational force on the Moon is 1.6N/kg.

The gravitational force on Mars is 3.2N/kg.

An object will be heavier on _____________.

• Mars

• Earth

• Moon

This apparatus can be use to measure the ____________ of an object.

• mass

• weight

• length

• temperature

The weight of Peter on some planets are listed in the table. Which planet has the largest and least gravitational force?

• Greatest : Z, Least : Y

• Greatest : Y, Least : Z

• Greatest : W, Least : X

• Greatest : X, Least : W

Which of the following is friction a positive effect.

• Walking without slipping

• Tires wearing out

• Brakes wearing out

• Swimming