IB Unit 4: Levers & Angular Motion

IB Unit 4: Levers & Angular Motion

11th Grade

14 Qs

quiz-placeholder

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IB Unit 4: Levers & Angular Motion

IB Unit 4: Levers & Angular Motion

Assessment

Quiz

Science, Physical Ed, Other

11th Grade

Practice Problem

Medium

Created by

Matthew Homewood

Used 12+ times

FREE Resource

14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which of the labels for the lever system are correct? Effort, Fulcrum, Load

YZX

ZXY

XYZ

YXZ

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The diagram below shows an athlete performing a heel raise. Which of the labels are correct for a

second class lever? EFFORT, FULCRUM, LOAD

YXZ

XZY

YZX

ZYX

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which applies when an ice skater extends their arms and leg while spinning? MOMENT OF INERTIA, ANGULAR VELOCITY

Increases, Decreases

Decreases, Decreases

Increases, Increases

Decreases, Increases

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following describes a third class lever?

I. Effort force acts between the fulcrum and the load force.

II. Load force acts between the fulcrum and the effort force.

III. Fulcrum is between the load force and the effort force.

I only

II only

III only

I, II and III

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the centre of mass of a body?

The geometric centre of the body

The average weight between the appendicular and axial skeletons

The point equidistant between the navel and the third lumbar vertebrae

The point at which the mass and weight of a body/object are balanced in all directions

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which type of lever is used in plantar flexion?

First

Second

Third

No lever is used in plantar flexion

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The diagram shows the operation of a lever when rising up on the toes. What part of the lever is

labelled X?

Fulcrum

Effort

Load

Resistance

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