The gravity of the Sun is 179 times that of the gravity of the Moon. Which of the following is the main reason that the Moon has a stronger gravitational effect on Earth's oceans and tides than does the Sun?

When describing down syndrome, it's important to note that a. it can be classified as a single-gene disorder b. it is caused when red blood cells cannot properly form hemoglobin c. it causes infected males to have low testosterone levels d. it is usually caused by three copies of chromosome 21 select the best answer from the choices provided. a b

The most important difference between a wedge and an inclined plane is a. their size b. their shape c. how they are used d. what they are made of

The coefficient of friction is a number that represents the resistance to sliding between two in contact with one another.