What are some similarities and differences between elements, compounds, and mixtures?

If another driver does not follow the right-of-way rules at a YIELD sign, what should you do?

Which of the following describes a scientific law? A. based of scientific evidence B. explains how and why nature does what it does C. not based of scientific evidence

Which kind of light is used to carry information through optical fibers?

You are asked to calculate an object's velocity, in order to do so you must know the object's?

The water in a swimming pool is often cooler than the surrounding sidewalk on a sunny day because it

What type of energy comes from the food that we eat?

Which of the following are vector quantities? check all that apply. a. time b. displacement c. force d. mass

Imagine you are on a bus with a helium balloon tied on a string tied to the seat in front of you. the bus stops short to avoid running over a rabbit and you are thrown forward. what happens to the balloon in relation to the bus? 1. the balloon pops.

Give one reason why the density of iron is higher than the density of oxygen

In which region of the periodic table do the elements NOT normally react chemically with other elements? A. metals B. metalloids C. nonmetals D. noble gases