The starter and exit quiz of the lesson “Upthrust”, from the unit “Particle explanations of density and pressure” (Year 10 Science) by Oak National Academy.
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Oak National Academy
12 questions
Which of the following is a definition of the density of an object?
Which of the following does the symbol g represent?
Which of the following statements describe the movement and arrangement of particles in liquids?
Which of the following statements are correct?
Which of the following explains why air pressure is lower at the top of a mountain than it is at the bottom of the mountain?
The picture shows a cross–section of a container of water. Which of the following statements about the pressure of the water is correct?
Which of the following statements explains why ice floats in liquid water?
Which of the following statements correctly describe differences for particles of water at greater depths, compared with particles that are not as deep down?
Which of the following statements about upthrust is correct?
For an object surrounded by a liquid, how many of the following are possible descriptions of the upthrust force: no upthrust; upwards upthrust; downwards upthrust; upthrust in all directions?
A pupil places an object underwater and sees that it stays where it is, without floating upwards or sinking downwards. The weight of the object is 3 N. What is the upthrust force on the object?
A toy is dropped in a swimming pool. The toy has a mass of 0.80 kg, a weight of 8.0 N and an upthrust force of 6.0 N acting on it. What is the size and direction of the toy’s vertical acceleration?
