Year 7 multiple-choice pre-test 7K Forces and their effects For each question circle the correct answer. © Cambridge University Press 2003, 2006, 2008 7K multiple-choice pre-test

The word that best describes a force is... A) down B) muscle C) push Question 1 The word that best describes a force is... A) down B) muscle C) push D) up © Cambridge University Press 2003, 2006, 2008 7K multiple-choice pre-test

Objects fall down towards the Earth because... A) the air is thin Question 2 Objects fall down towards the Earth because... A) the air is thin B) the Earth attracts them C) the sunlight pushes them down D) they are heavy © Cambridge University Press 2003, 2006, 2008 7K multiple-choice pre-test

If the north poles of two magnets are brought near each other they... Question 3 If the north poles of two magnets are brought near each other they... A) do not do anything B) give off electricity C) make a noise D) push each other apart © Cambridge University Press 2003, 2006, 2008 7K multiple-choice pre-test

C) what makes objects float D) what makes objects fall Question 4 Friction is... A) a type of force B) the unit of speed C) what makes objects float D) what makes objects fall © Cambridge University Press 2003, 2006, 2008 7K multiple-choice pre-test

Question 5 The unit of force is the... A) centimetre B) gram C) metre D) newton © Cambridge University Press 2003, 2006, 2008 7K multiple-choice pre-test

A) The spring gets shorter. B) The spring gets weaker. Question 6 Choose the statement that describes what happens when a spring is pulled at both ends. A) The spring gets shorter. B) The spring gets weaker. C) There is an opposing pull from the spring. D) There is a push from the spring. © Cambridge University Press 2003, 2006, 2008 7K multiple-choice pre-test

Choose the mixture that can be separated using a magnet. Question 7 Choose the mixture that can be separated using a magnet. A) flour and sugar B) iron filings and steel pins C) salt and iron filings D) salt and sand © Cambridge University Press 2003, 2006, 2008 7K multiple-choice pre-test

Question 8 The diagram shows the direction of four forces A–D acting on a golf ball. Choose the force A B C or D that shows the pull of gravity on the golf ball. © Cambridge University Press 2003, 2006, 2008 7K multiple-choice pre-test

The diagram shows a person pushing a buggy. Question 9 The diagram shows a person pushing a buggy. When the person pushes the buggy harder... A) nothing else happens B) the buggy slows down C) the buggy speeds up D) the pull of gravity gets bigger © Cambridge University Press 2003, 2006, 2008 7K multiple-choice pre-test

The diagram shows a parachutist falling through the air. Question 10 The diagram shows a parachutist falling through the air. The parachutist falls slowly because... A) the parachute is made of light material B) the parachute catches the air and produces a lot of air resistance C) the pull of the Earth is downwards D) the wind does not blow the parachute from side to side © Cambridge University Press 2003, 2006, 2008 7K multiple-choice pre-test