Insects breathe by using a system called tracheae. where are these tubes located on an insect

On what kind of coast line would you predict the largest tidal ranges to occur?

If you have a swim meet the next day at 8:00 am, you should do what the day before?

Which of the following is the Sl unit used by chemists to measure the amount of an element or substance? A. molecule B. mole C. atom D. milliliter

What is the difference between a physical and a chemical equilibrium?

How can you be both at rest and also moving about 107,000km/h at the same time

A small rock remains at rest in outer space while an astronaut pushes horizontally on it with a force of 20 N. Which of the following must be true? A. There is another horizontal force acting on the rock. B.

If an igneous rock has very large crystals of minerals that you can see when looking at it, which type of igneous rock is it

You have a 60-foot roll of fencing and a large field. You want to make two paddocks by continuing the fencing down the middle of a rectangular enclosure. What are the dimensions of the largest such enclosure you can make?

Crystallization is a separation technique used to produce rock candy from a sugar solution. true or false

A car traveling in a straight line has a velocity of 3.79 m/s at some instant. After 5.4 s, its velocity is 11.9 m/s. What is its average acceleration in this time interval? Answer in units of m/s 2