<em>Answer:</em>
<em>fixed-interval </em>
<em>Explanation:</em>
<em>Fixed-interval schedule</em><em> is considered as one of the four distinct types of reinforcement schedule in the </em><em>operant conditioning theory </em><em>which was introduced by</em><em> B. F. Skinner.</em><em> A fixed-interval schedule is referred to as a reinforcement schedule whereby the very first or initial response is being rewarded once a 'specified time amount' has been passed or elapsed.</em>
<em>In this case, Colin's behavior is reinforced on a fixed-interval schedule.</em>
Answer:
1. The Nile River
2. The Sahara Desert
3. The Red sea.
4. The Mediterranean Sea.
Explanation:
1. The Nile River: a natural source of fresh water that provided fertile soil for farming. The Nile’s water is a body of water known as River Nile. It has its source from Burundi and flows through the North-Eastern part of Africa, Egypt precisely and it flows for over 4,132 miles (about 6,650km) before draining into the Mediterranean sea. River Nile is considered to be the longest river in the world and comprises of white nile and blue nile.
2. The Sahara Desert: a large stretch of dry land that made Egypt difficult to invade from the west. Sahel refers to a semi-arid region of land that is strategically positioned to south of the Sahara Desert and it is typically made up of barren planes with very few trees and dry area of grasses.
3. The Red sea: a body of water east of Egypt that allowed ancient Egyptians to trade with Asia.
4. The Mediterranean Sea: a large body of water that allowed for trade with coastal cities in Asian and Europe.
A.
They supported the Confederate army..
we wouldnt have a procedure to help us answer scientific questions
