Chemistry, 24.02.2021 08:40 judyd452

Learning Task 1: Choose the correct answer. Write your answers on your answer sheet.

1. Birds are able to fly because .

a. they are able to control air currents,

b. they have colorful feathers.

c. they have light and hollow bones,

d. they have scales all over their bodies.

2. Which of the following is not considered a worm?

a. ascaris b. fluke c. planaria d. millipede

3. Which of the following animal is a not vertebrate?

a. frog b. birds c. reptiles d. insects

4. Which of the following animal is a vertebrate?

a. worms b. snakes c. snail d. jellyfish

5. Between 90%-95% of all animals on earth can be classified as

a. invertebrates b. vertebrates c. reptiles d. mammals

Answers: 3

Show answers

Another question on Chemistry

Chemistry, 21.06.2019 17:40

If 10.0 ml of the solution on the right are withdrawn from the 100 ml beaker and diluted again in a similar manner, what is the new concentration? m nacl

Answers: 2

Answer

Chemistry, 22.06.2019 00:40

Which is a difference between molecular compounds and ionic compounds? select the correct answer below: question 5 options: molecular compounds typically form between a metal and a nonmetal, while ionic compounds typically form between nonmetals. molecular compounds result from the transfer of electrons between atoms to form ions, while ionic compounds result from the sharing of electrons between neutral atoms. molecular compounds are formed of discrete, neutral molecules, while ionic compounds are formed of large repeating arrays of opposite charges. molecular compounds have high melting points and high boiling points, while ionic

Answers: 3

Answer

Chemistry, 22.06.2019 16:00

He table below gives the atomic mass and relative abundance values for the three isotopes of element m. relative abundance (%) atomic mass (amu) 78.99 23.9850 10.00 24.9858 11.01 25.9826 what is the average atomic mass (in amu) of element m? 2.86 5.36 24.30 24.98

Answers: 2

Answer

Chemistry, 23.06.2019 11:00

The decimals you found in part b are called repeating decimals. in the gizmo, repeating decimals are rounded to two places. how does the gizmo show you that a decimal has been rounded?

Answers: 3

Answer

You know the right answer?

Learning Task 1: Choose the correct answer. Write your answers on your answer sheet.

1....

Questions