What is the most abundant element in the universe?

A. helium

B. hydrogen

C. carbon

What happens to the temperature during an endothermic reaction?

Which situation is the BEST example of inertia?

Based on the periodic table shown above, elements in which of the following groups are the poorest conductors of electricity?

Which of the following is an example of a technological solution to water pollution in a local pond?

After walking across a carpeted floor in socks, Jim brings his finger near a metal doorknob and receives a shock. what does that demonstrate

Burning coal produces which type of gas? carbon dioxide oxygen nitrogen hydrogen

A blender uses 1500 joules of energy in 5 seconds. What is the power rating of the blender

What is the centripetal force of an object undergoing uniform circular motion when its radius is doubled and its speed remains constant? A. the same as before B. twice as great as before C. half as great as before D. four times as great as before

A six - sided number cube is labeled with the number 1-6, one number on each face. Each number is used exactly once. How many possible outcomes exist when the cube is rolled two times

What will happen to an electromagnet of the electric current is lost?