Answers: 2
Biology, 22.06.2019 01:30
Which best explains how a heat pump can heat a room? cold air from the house is moved through pipes, where it absorbs thermal energy. warm air from outside is pushed into the house to replace the cold air. combustion warms the air when chemical energy is transferred to thermal energy. fuel is used to move a piston, which pushes warm air into the house.
Answers: 1
Biology, 22.06.2019 08:10
Ascience research group is testing a new type of plant food. one trial is conducted in a controlled experiment. the data from the trial show that the plant that received the new food grew faster than the control plant. the group announces that the new plant food makes plants grow faster. what is the main weakness in this scientific claim?
Answers: 2
Biology, 22.06.2019 09:30
The ruiz family is exchanging euros for us dollars. the exchange rate is 1 euro equals 1.35261 usd. since the ruiz family knows that usd are stated to the nearest hundredth of a dollar, they used the conversion ratio
Answers: 1
Biology, 22.06.2019 16:20
What is gene flow? apexa: selection for average traits b: when a population splits in twoc: a mutation becoming more commond: genes moving between two populations
Answers: 1
Explain the respiratory system of a frog and the importance of "vacularization" of the skin and the...
Mathematics, 04.05.2021 01:00
Mathematics, 04.05.2021 01:00
Mathematics, 04.05.2021 01:00
Mathematics, 04.05.2021 01:00
Mathematics, 04.05.2021 01:00
Mathematics, 04.05.2021 01:00
Mathematics, 04.05.2021 01:00
Mathematics, 04.05.2021 01:00
History, 04.05.2021 01:00
Biology, 04.05.2021 01:00