If a spring requires 20 Newtons to be compressed a distance of 10 centimeters, what is the spring constant in N/m (newton meters) ?

How do you distinguish between temperature and heat?

How many groups does the modern periodic table have?

A student looks at ocean waves coming into the beach. An ocean wave with more energy will A) have a greater height. B) have a greater period. C) travel toward the beach faster. D) strike the beach with greater frequency.

How does the temperature of the samples change? Which way does the energy flow?

Classify the chemical equations as being balanced or not balanced. CaO + 3C → CaC2 + CO Na + H2O → 2NaOH + H2 4Fe + O2 → 2Fe2O3 2Mg + O2 → 2MgO

Explain one effect that burning fossil fuel has on the environment

What components of the atom are found outside of the nucleus? protons electrons neutrons all are found in the nucleus

What is the general relationship between the state of matter and density?

In the lab, Michelle and Brian measured the acceleration of a cart rolling on an inclined track with one block under one end, and found that the acceleration was 0.482 m/s2.

Your grandfather clock's pendulum has a length of 0.9930 m. if the clock loses 60 seconds per day, should you increase or decrease the length of the pendulum?