Science Homework #16: Year 11
Homework | Topic: | |
Question 1 | Give two other clues found in sedimentary rock which hint at the conditins under which the rock was formed. | C3 |
Question 2 | What do the materials cotton, paper, and silk all have in common? | C2 |
Question 3 | Give one source of microwaves other than ovens. | P2 |
Question 4 | A person with one recessive faulty allele can pass that allele onto their children but won't show any symptoms themselves. They are known as a __________ of the disease. | B1 |
Question 5 | How fast is the speed of light through a vacuum (in km/s)? | P1 |
Question 6 | As the size of hydrocarbons increase the force between the molecules…(increases/stays the same/ decreases). Delete the wrong ones? | C2 |
Question 7 | Selective breeding and natural selection are similar. Why is the selective breeding more dangerous for the organism? | B3 |
Question 8 | Which useful chemical can the acidic gas, hydrogen chloride be converted to by oxidation? | C3 |