1- If you --------------- two and two you get four.
a) peel b) stir c) add d) divide
2- If you throw a stone in water , it ------------------ to the bottom.
a) floats b) sinks c) dives d) stays
3- -------------- I am tired , I go to bed .
a) If b) Of c) Off d) By
4- Students go to the science lab to do ------.
- games b) experience c) expert d) experiment
5- You should -------------------- your shoes before praying.
a) move b) remove c) wear d) peel
6- Would you like to have ----------------------juice or coca cola?
a) meat b) fish c) orange d) sugar
7- The balloon which is filled with hot ---------------------------- rises
a) air b) oil c) water d) petrol
8- What happens if you -----------the orange and put it in water?
a) eat b) peel c) drink d) heat
9- If something has enough air in it , it ---------- sink.
a) does b) don't c) doesn't d)didn't
22-Throw the ------------- of the oranges in the litter bin.
a) peel b) juice c) taste d) smell
23-Which is ------------------- , oil or water?
a) heavy b) light c) lighter d) lighting
24--Why does oil --------------- on water?
a) floats b) float c) floating d) floated
25--You should write your name at the ----------- of the letter.
a) top b) centre c) bottom d) middle
26-Does plastic objects sink or------------ in water?
a) dive b) think c) float d) hide