Week 9 questions

Dear all,

After a long break, here are some questions on English and Science.

Grammar MCQ

1. Tom observed Tim ___________ out a wallet from his bag.

(a) took
(b) takes
(c) take

2. The pack of cards _______ stolen yesterday.

(a) is
(b) was
(c) are

3. Either Peter or the boys ______________ going to the fun fair today.

(a) are
(b) is
(c) were

4. Neither the bandits nor the policeman _____________ to leave the crime scene.

(a) are
(b) is

5. While running halfway, the athlete ____________ injured by the side of the track.

(a) pulled over
(b) pulled up
(c) pulled in
(d) pulled under

6. He was taken ___________ by the sudden appearance of the man from the dark corner.

(a) over
(b) aback
(c) against
(d) from

Science

Q1. A ball was placed on a 1metre high chair. Tom then push the ball forward and it landed onto the ground. 

a) Explain how the force exerted by Tom help push the ball forward and onto the floor.

b) It this force a pull or push?

c) Complete the energy conversion.

Gravitational potential energy --> ______________ --> Sound energy + _______________

d) As the ball gets lower, the amount of gravitational potential energy ______________ while the amount of kinetic energy _______________.

Q2. Ahmad put a glass cup of warm water in the open. He noticed X forming on the outer surface of the glass after some time.

a) What is X?

b) How is X formed?

c) If Ahmad wants to reduce the amount of X on the outer surface of the glass, what can he do?

Thank you,
Sincerely,
Mr Nelson Ong