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March 2026

38,789 public questions were asked this month.

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Recent questions

Latest from March 2026

Which statement describes a similarity between conductors and insulators?(1 point) a. They can both be made without matter. b. They can both be used in an electric circuit. c. They both involve high resistance to electri...
Asked by IGotYa 1 answer
A person plugs a power cord into an electrical outlet in the wall. The power cord is covered in black rubber. Which statement is an accurate description of the materials?(1 point) a. Electrons would not move through the...
Asked by IGotYa 1 answer
Which statement correctly describes the conductivity of the specified material?(1 point) a. Gold has high conductivity. b. Copper has low conductivity. c. Aluminum has a low conductivity. d. Plastics have high conductivi...
Asked by IGotYa 1 answer
Pure water and pure salt are poor conductors of electricity. When salt is dissolved in water, the resulting solution conducts electricity well. Which statement explains why this occurs with these substances?(1 point) a....
Asked by IGotYa 1 answer
Match the correct description with the graph, table, and equation.(6 points) y=3x2+2 2x+3y=39 Skip to navigation
Asked by 123 1 answer
How does the magnitude of the electrical charge on objects affect the electric force between them?(1 point) a. As the charge increases, the force becomes more negative. b. As the charge increases, the force increases in...
Asked by IGotYa 1 answer
The circumference of the Spaceship Earth at Epcot Center is 518.1 feet. Determine Spaceship Earth's approximate volume.(5 points) Step 1: You will need to find the using the formula: C = 2πr Step 2: You will need to subs...
Asked by 123 1 answer
Put the cones in order from greatest volume (put at the top of the list) to least volume (put at the bottom of the list). Try to put them in order thinking about the formula instead of actually solving for the volume. (5...
Asked by 123 1 answer
A student observes interactions between two sets of electrically charged objects. In each set, the objects carry either a charge of -1 or +1 Coulomb. Which question can the student ask to identify the set with the strong...
Asked by IGotYa 1 answer
What characteristics are true of a cone and a cylinder? Select THREE that apply.(3 points) They are both 3 dimensional solids. A cone has 2 dimensions because it comes to a point and a cylinder has 3 dimensions. They bot...
Asked by 123 1 answer
When solving for the volume of the oblique cone, which segments would you use to substitute in the formula for the volume: (1 point) axis and radius area of the base and radius altitude and radius slant height and radius...
Asked by 123 1 answer
If the height of the cone is 5 cm and the volume is 500 cm^3, what is the radius of the cone? (1 point) The radius is the same as a cylinder with a volume of 500/3 and the same height. The radius is the same as a cylinde...
Asked by 123 1 answer
Kairay created a sculpture by forming a hemisphere with a radius of 20 inches and then removing a hemisphere with a radius of 15 inches from it. Calculate the volume of his sculpture. Use 3.14 as an approximation for pi....
Asked by 123 1 answer
The volume of a container measures 4,000 mm3 and contains 50 marbles. Each marble has a radius of 2 mm. Use 3.14 as an approximation for pi. How much space in the box is unused? Round your answer to the nearest tenth.(1...
Asked by 123 1 answer
Use the formula for the volume of a sphere to solve the following problem. How much air is needed to fill a basketball with a diameter of 9 inches? Use 3.14 as an approximation for pi. Round your answer to the nearest te...
Asked by 123 1 answer
Find the volume of a sphere with a radius of 1.8 yards. Leave your answer in terms of pi. Round your answer to the nearest hundredth, if necessary.(1 point) 24.43π yds3 7.2π yds3 7.78π yds3 23.34π yds3
Asked by 123 1 answer
Two skydivers of different masses jump from a plane. In three to five sentences, explain how their falls compare, including the effects of gravity, mass, and air resistance
Asked by IGotYa 1 answer
Use the formula for the volume of a sphere to find the volume of a basketball that has a diameter of 9.2 inches. Use 3.14 as an approximation for pi and round your answer to the nearest hundredth, if necessary.(1 point)...
Asked by 123 1 answer
The first thing the class needs to do is pick several objects with different masses, but that has similar shapes and sizes to help reduce extra air resistance. They then should measure the masses of these objects. Next,...
Asked by IGotYa 1 answer
A science class is planning an investigation about gravity and objects on Earth. In three to four sentences, explain the steps the class should take to provide data to help them make a conclusion about the effect of grav...
Asked by IGotYa 1 answer
How does an open parachute slow a skydiver’s fall?(1 point) a. The parachute pulls the skydiver up. b. The parachute increases the force opposing gravity. c. The parachute weakens the force of gravity. d. The parachute c...
Asked by IGotYa 1 answer
Which object would have the slowest speed at terminal velocity?(1 point) a. a 50-kilogram block with no parachute b. a 10-kilogram block with no parachute c. a 50-kilogram block with a large parachute d. a 10-kilogram bl...
Asked by IGotYa 1 answer
Which object would have the slowest speed at terminal velocity?(1 point) a. a 50-kilogram block with no parachute b. a 10-kilogram block with no parachute c. a 50-kilogram block with a large parachute d. a 10-kilogram bl...
Asked by IGotYa 1 answer
A coin (5 grams), a small parachute (21 grams), and a hammer (710 grams) are all dropped from a height of 10 meters. The coin and the hammer take about the same amount of time to fall. Which statement describes the time...
Asked by IGotYa 1 answer
A hammer and a feather are dropped from the same height. Imagine that there is no resistance to the objects' motion in air. Which value will be different for the two objects?(1 point) a. the velocity of the objects b. th...
Asked by IGotYa 1 answer