Physics, 11.05.2021 18:00 girdwood6678
What do you think the egg shell is made from? Why can you draw this conclusion?
Which materials reacted immediately with the acid? What did they have in common?
Which samples, if any, took more time to react with the acid? Why do you think they took more time?
Which samples, if any, did not react with the acid? Why do you think they did not react?
Why was it necessary to use a control? plz someone do it
Answers: 2
Physics, 21.06.2019 16:30
How do hydroponic plants differ from nonhydroponic plants? a.) hydroponic plants can grow in a dryer soil. nonhydroponic plants grow in moist soil. b.) hydroponic plants grow on other plants and are known as air plants. nonhydroponic plants do not grow on other plants. c.) hydroponic plants can only grow in rain forests. nonhydroponic plants cannot grow in rain forests. d.) hydroponic plants are grown without soil. nonhydroponic plants are grown in soil.
Answers: 2
Physics, 22.06.2019 00:00
Which is not a characteristic of a heat pump? a. it is used in air conditioners. b. it uses a refrigerant. c. it requires no work. d. it reverses the normal flow of thermal energy.
Answers: 2
Physics, 22.06.2019 18:30
Abaseball is thrown from the outfield toward the catcher. when the ball reaches its highest point, which statement is true? (a)its velocity is not zero, but its acceleration is zero. (b) its velocity and its acceleration are both zero. (c) its velocity is perpendicular to its acceleration. (d) its acceleration depends on the angle at which the ball was thrown. (e) none of the above statements are true.
Answers: 1
Physics, 22.06.2019 19:30
Petroleum contains energy. a. light b. kinetic c. chemical d. mechanical
Answers: 2
What do you think the egg shell is made from? Why can you draw this conclusion?
Which materials rea...
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