1. What are the dimensions of density, which is mass per volume? 2. The speed v of an object is…

1. What are the dimensions of density,
which is mass per volume?

2. The speed v of an object is given by the
equation , where t refers to
time, (a) What are the dimensions of A and 5? (b) What are the SI units for the
constants A and 5?

3. {a) How many seconds are there in 1.00
year? (b) How many nanoseconds are there in 1.00 year? (c) How many years are
there in 1.00 second?