Other than light, what else do telescopes use to investigate space?

Why did andrew jackson oppose the federal bank?

What other considerations besides geographic ones did the allies have to take into account when choosing a site for the invasion?

How did the construction of the erie canal improve transportation in the united states in the 1820s? a. the canal connected the great lakes to the mississippi river. b. the canal connected the great lakes to the ohio river. c. the canal connected the atlantic and pacific oceans. d. the canal connected the great lakes to the atlantic ocean.