Floating & sinking

The lesson looks at floating and sinking from the point of view of the forces involved. We will learn about upthrust and resultant forces.

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.Which state of matter is used for hydraulic fluid?

1/5

Q2.Which of the below is the BEST description of pressure in a hydraulic system?

2/5

Q3.If the area of the output piston is three times bigger than the input piston, what will happen to the output force?

3/5

Q4.Which of the below is a unit for pressure. Pick THREE answers

Select three (3) boxes

4/5

Q5.Calculate the pressure produced when a force of 0.4kN is applied to an area of 2m² . Give your answer in N/m²

5/5

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.Which state of matter is used for hydraulic fluid?

1/5

Q2.Which of the below is the BEST description of pressure in a hydraulic system?

2/5

Q3.If the area of the output piston is three times bigger than the input piston, what will happen to the output force?

3/5

Q4.Which of the below is a unit for pressure. Pick THREE answers

Select three (3) boxes

4/5

Q5.Calculate the pressure produced when a force of 0.4kN is applied to an area of 2m² . Give your answer in N/m²

5/5

Video

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Worksheet

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This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Floating and Sinking

Answer the following multiple choice questions to check your understanding

Q1.Which of the following are the forces involved in floating?

1/7

Q2.How does the 'weight' of an object in water compare to weight in air?

2/7

Q3.Which of the following best describes the forces when an object floats?

3/7

Q4.Complete this sentence: "When we measure ‘weight’ in water, we are measuring the…"

4/7

Q5.Which of the below are correct descriptions of how the density of water can change. Pick TWO answers.

Select two (2) boxes

5/7

Q6.The equation for calculating density is?

6/7

Q7.Which answer describes particles in a liquid?

7/7

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Floating and Sinking

Answer the following multiple choice questions to check your understanding

Q1.Which of the following are the forces involved in floating?

1/7

Q2.How does the 'weight' of an object in water compare to weight in air?

2/7

Q3.Which of the following best describes the forces when an object floats?

3/7

Q4.Complete this sentence: "When we measure ‘weight’ in water, we are measuring the…"

4/7

Q5.Which of the below are correct descriptions of how the density of water can change. Pick TWO answers.

Select two (2) boxes

5/7

Q6.The equation for calculating density is?

6/7

Q7.Which answer describes particles in a liquid?

7/7

Lesson summary: Floating & sinking

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Atmospheric pressure

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