Answer:
Its like washing your face
Explanation:
#3: A should be your answer
When exercising, your body needs more oxygen.
Market economic system would promote people to buy more products and technology.
Explanation:
An economy in which demand and supply drives economic decision, like the investments, production and distribution of goods or services, and pricing is a market economy. A market is a central space of exchange through which people are able to buy or trade goods and services. A market economy develops free competition among the participants. The significant merits of the market economy are improved production, efficiency, and innovation.
Answer:
D. hydrogen compounds; hydrogen and helium gas; metal; rock
Explanation:
- The solar system theory suggests the formation of the solar system comprised of 98% if the gases as the hydrogen and the helium and least of the metals and rock mass.