Which of the following explains why a ramp makes work easier?

a. reduces the amount of work needed

b. reduces the amount of resistance force

c. increases the distance over which force is exerted

d. increases effort force

'which of these statements about the scientific method is not true? all experiments must follow the same number of steps in the procedure. experiments may be repeated several times. some unexpected results can be beneficial. experimental results may or may not support the hypothesis.

What is the correct trna sequence that would match the following mrna sequence.gcgaua

Which of the following are the ingredients that go into the plant and are needed for photosynthesis? select all that apply. 1.) soil 2.) seeds 3.) carbon dioxide 4.) minerals 5.) glucose (sugar) 6.) water 7.) light energy (sunlight) 8.) oxygen 9.) air