Question

1. A student measures the time taken for 20 swings of a pendulum. He finds that the time taken is 46 seconds,
a. What time does the pendulum take for one swing?
________________________________________________________________________
b. How could the student have found the time for one swing more accurately?

Answer 1

Answer:

2.3

Explanation:

a) given

20swings in 46 sec

1swing in____ sec

46×1÷20=

Answer 2

(A) Answer:

2.3

(A) Explanation:

20swings in 46 sec.

So we 46 by 20.

46/20=2.3

(B) Answer:

He can find it by adding more swings