True or false.
1. Fishes have two chambered heart. Tecue
2. Metal can gain electrons. tale
3. Smaller the size of the orbit lower is the energy of
4. A compound cannot be broken into simpler substa
5. Current can produce magnetic field
V.Answer the following questions. (Answer any
1. List the respiratory organs of amphibians
Answers
Answer:
true
false
true
false
true
Most amphibians breathe through lungs and their skin. Their skin has to stay wet in order for them to absorb oxygen so they secrete mucous to keep their skin moist (If they get too dry, they cannot breathe and will die).
Explanation:
hope it helps you
Answer:
may this help you
Explanation:
1.false because every one including animal and plants have 1 heart
2. true because Metal can gain electrons.
3.The energy of an electron depends on the size of the orbit and is lower for smaller orbits
4.A compound is a substance that contains two or more elements chemically combined in a fixed proportion. ... However, it is not an element because it can be broken down into simpler substances
5.Electric current produces a magnetic field. This magnetic field can be visualized as a pattern of circular field lines surrounding a wire.
V.
1. Most amphibians breathe through lungs and their skin. Their skin has to stay wet in order for them to absorb oxygen so they secrete mucous to keep their skin moist (If they get too dry, they cannot breathe and will die