GuideFoot - Learn Together, Grow Smarter. Logo

Questions in physics

📝 Answered - What does it mean to say that momentum is conserved?

📝 Answered - How much voltage would be necessary to generate 10 amps of current in a circuit that has 5 ohms of resistance?

📝 Answered - If you place one staple on an electronic balance, the balance still reads 0.0 grams. However, if you place 210 staples on the balance, it reads 6.80 grams. What is the mass of one staple?

📝 Answered - A wave has a period of 2 seconds and a wavelength of 4 meters. Calculate its frequency and speed.

📝 Answered - A cart travels down a ramp at an average speed of 5.00 centimeters/second. What is the speed of the cart in miles/hour?

📝 Answered - Today, Earth's magnetic field is losing approximately 7 percent of its strength every 100 years. If the strength of Earth's magnetic field at its surface is 0.5 gauss today, what will it be 100 years from now?

📝 Answered - You go to another forest and measure the shadow of a tree as being 6 meters long. The shadow of your meter stick is 2 meters long. How tall is the tree?

📝 Answered - Every 6 seconds, a pendulum completes 1 cycle. What are the period and frequency of this pendulum?

📝 Answered - Suppose you are walking home after school. The distance from school to your home is five kilometers. - On foot, you can get home in 25 minutes. - If you rode a bicycle, you could get home in 10 minutes. a. What is your average speed while walking? b. What is your average speed while bicycling? c. How much faster do you travel on your bicycle?

📝 Answered - A pendulum has a period of 0.3 seconds. What is its frequency?