1) A sofa is pushed with a force of 600 N at an angle of 22 degrees to the direction of displacement of that sofa. if it is displaced 4.6 meters, then how much work was done to move the sofa? 2) A crane is used to lift an air conditioner straight to the roof of a building. the building is 35 meters tall. the air conditioner has a mass of 280 kg. how much work is done to lift the air conditioner to the top of the building.
(please show work or an explanation as to how to do it :)

answer: d. a cme increases the amount of energy in the solar wind

explanation:

coronal mass ejections, also called cmes, are large clouds of plasma and magnetic field that erupt from the sun. only when the cloud is aimed at earth will the cme hit earth and therefore cause impacts. high-speed solar wind streams come from areas on the sun known as coronal holes.

find the surface area of the sphere to the nearest square unit. use a calculator.

a. 254 in.2

b. 64 in.2

c. 127 in.2

d. 1,018 in.2

the best answer for these questions would be:

1.            c. is smaller

2.            d) concrete operational

3.            b) interaction with the environment – the children interact with their environment can them learn more.

4.            a) parents who reason openly with children can limit a child’s cognitive ability.

it is b. absorbs thermal energy