How did Galileo show that gravity is a constant acceleration and not different for each object? 1. He watched pendulums swing and recorded their speed and weight.
2. He shot two arrows straight into the sky and watched them fall.
3. He dropped two objects with different masses from the Tower of Pisa.
4. He rolled hundreds of different balls down the same hill and recorded their speeds.

The congress shall have power to lay and collect taxes, duties, imposts and excises, to pay the debts and provide for the common defence and general welfare of the united states . .; to borrow money on the credit of the united states; to regulate commerce with foreign nations, and among the several states, and with the indian tribes. —constitution of the united states, article i, section 8 which of these are expressed powers granted by this part of article i, section 8? check all that apply. lay and collect taxes and duties pay debts regulate american indian groups regulate commerce within states borrow money regulate commerce with foreign nations

This researchers data could him determine which of the following types of information about great britain during the industrial revolution

Brainliestttme : )how did the japanese economy recover so quickly after world war ii? -mass immigration to japan in an effort to rebuild -economic and educational reforms passed by the government- an economic partnership with korea and china- marshall plan dollars stimulated the japanese economy