1. 1.0 km or 1.0 mi
larger quantity:
2. 0.5 kg or 0.5 lb
larger quantity:
3. 2.5 qt or 2.5 l
larger quantity:
4. 0.0045 cm or 0.0045 in.
larger quantity:
english and si

1. 1 mi; 2. 0.5 kg; 3. 3.5 qt; 4. 0.0045 in

Explanation:

We must make the units of each measurement the same.

1. Kilometres vs. miles

The larger measurement is 1 mi.

2. Kilograms vs. pounds

The larger measurement is 0.5 kg.

3. Quarts vs. litres

The larger measurement is 2.5 qt.

4. Centimetres vs. inches

The larger measurement is 0.0045 in.

the energy to form plasma comes from heat or electricity in the atmosphere!

sunny~ ☺

so here we go

atomic mass

239 + 1 = y + 134 + 3 combine like terms

240 = y + 137             subtract 137 from both terms

240 - 137 = y

103 = y

atomic number

94 = z +54 + 0

94 = z + 54               subtract 54 from both sides.

40 = z

answer