I need help ASAP 1. Which of the following measurements have four significant figures? Select all that apply.

1,001 g
5,000 s
0.0007 cm
120.0 mL

__can be defined as which velocity changes

Agas can holds 2.0 gal of gasoline. what is this quantity in cubic centimeters?

Adeuteron, 21h, is the nucleus of a hydrogen isotope and consists of one proton and one neutron. the plasma of deuterons in a nuclear fusion reactor must be heated to about 3.02×108 k . what is the rms speed of the deuterons? express your answer using two significant figures.