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February 2026

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Question Use the image of a person lifting a boulder with a lever to answer the question. An illustration shows a man using a stick and a small rock as a lever to lift a large rock. Where is the fulcrum in this situation...
Asked by . 1 answer
What type of relationship occurs when one variable decreases while the other variable increases? a non-linear relationship a direct relationship a positive relationship an inverse relationship
Asked by tt 1 answer
Which equation results from isolating a radical term and squaring both sides of the equation for the equation mc012-1.jpg? mc012-2.jpg mc012-3.jpg mc012-4.jpg mc012-5.jpg
Asked by knmk 1 answer
Four students want to know the most accurate way to measure the speed of a wave. The method their professor uses has a percent error of 3.68%. Each student tests a different method and writes the result in the chart belo...
Asked by tt 1 answer
The kinetic energy of an object with a mass of 6.8 kg and a velocity of 5.0 m/s is
Asked by christian 1 answer
A person is lifting a heavy box using a lever. What is the purpose of the lever in this situation?(1 point) Responses to reduce the force needed to lift the box while keeping the direction of the force the same to reduce...
Asked by . 1 answer
Which statement about work and power correctly describes an automobile race? The cars do different amounts of work depending on how fast they finish. The car that finishes last has the lowest power. The car with the grea...
Asked by christian 1 answer
A person applies 98 Newtons of force to a 20 kilogram box. They apply the force to the box over a 4-meter ramp, raising the box 2 meters from the ground. How much work is done? (1 point) Responses 80 Joules 80 Joules 40...
Asked by . 1 answer
Which is part of a proper graph? a table of data at least one independent variable consistent intervals on each axis intervals of five units on each axis
Asked by tt 1 answer
Choose the question that is grammatically correct. ¿Dónde está el pan? ¿Cuánto cuestan el pan? ¿Qué está el pan?
Asked by caleb 1 answer
What best describes the energy in a closed system at the beginning of a day and the energy at the end of the same day? Check all that apply. Some energy can disappear after it has caused motion. Some energy can be change...
Asked by christian 1 answer
Mr. Nakamora wants to test the accuracy of an old balance in his classroom compared to a brand-new balance that he knows is accurate. He weighs an object on the old balance and finds it to have a mass of 15.6 grams. The...
Asked by tt 1 answer
Who is this Gatsby anyhow?" Question at position 1 1 Essay 100 points Question at position 1 Using 50 words or less, explain what we learn about Jay Gatsby's real past in chapter 6. You cannot write more than 50 words. 0...
Asked by jacob 1 answer
How do simple machines make work easier?(1 point) Responses They magnify the force being applied, thereby decreasing the work they can do with no extra energy exerted by the person using the machine. They magnify the for...
Asked by . 1 answer
Ricardo is on vacation, doing some mountain climbing. He notices that the higher he goes up a mountain, the colder he feels. He remembers his physics teacher teaching about these types of relationships. What is the type...
Asked by tt 1 answer
A force of 75 N at an angle of 15° to the direction of motion moves a chair 3 m. Which change would result in more work being done on the chair? using 60 N of force moving the chair 2 m increasing the angle to 20° decrea...
Asked by christian 1 answer
Priya is conducting a density experiment in which the density of a metal is calculated by the formula density = mass/volume. She tests six different metals with volumes between 15 and 32 cubic centimeters (1 cc3 = 1 mL)...
Asked by tt 1 answer
Who is this Gatsby anyhow?" Question at position 1 1 Essay 100 points Question at position 1 Using 50 words or less, explain what we learn about Jay Gatsby's real past in chapter 6. You cannot write more than 50 words.
Asked by jacob 1 answer
In which scenario is an animal doing work? Check all that apply. A cat lifts up her kitten by its neck. A dog rubs his back against a large tree. A bird flies a worm from the ground to its nest in a tree. A goat butts it...
Asked by christian 1 answer
What is missing from the graph? consistent intervals grid lines variables a best-fit line
Asked by tt 1 answer
Carlos is analyzing the results of a recent scientific study about gravity. Scientists recorded that the experimental value of gravity was 10.24 m/s² and the general accepted value of gravity is 9.81 m/s². Calculate the...
Asked by tt 1 answer
This direct relationship graph shows that the position of the car as time elapses.
Asked by tt 1 answer
Which list correctly orders effort (E), fulcrum (F), and load (L) for each lever class?(1 point) Responses class 1 = F, E, L (or L, E, F) class 2 = L, F, E (or E, F, L) class 3 = F, L, E (or E, L, F) class 1 = F, E, L (o...
Asked by . 1 answer
A 2.50 × 105 W motor is used for 26.4 s to pull a boat straight toward shore. How far does the boat move toward shore if a force of 4.20 × 104 N is applied by the motor? 157 m 1,590 m 1.11 × 106 m 6.60 × 106 m
Asked by christian 1 answer
A space shuttle was launched from the Earth to the moon. The average, or accepted, value of the distance of the Earth to the moon is 238,857 miles, but the shuttle crew recorded that their trip took 226,316 miles. Calcul...
Asked by tt 1 answer