Answer:
A
Explanation:
This is because she used her participants as an experiment in order to find her solution.
Answer:
At different times
Explanation:
The echo returns at different times, but faster in water. This is because water particles are bound closer and this makes them transmit vibration energy from one particle to the next quickly. An echo is a sound wave and sound waves are longitudinal waves that occur by the collision of particles to move the vibrations along, and this is why they move slower in air.
The cavemen influenced the Native Americans.
European powers wanted to colonize africa cuz it had lots of resources and it also had free labor with the people that they could make their slaves
The Dutch, Swedes, and Finns were the first European settlers in New Jersey. Bergen, founded in 1660, was New Jersey's first permanent European settlement. In 1664 the Dutch lost New Netherlands when the British took control of the land and added it to their colonies.
