Practice science test 4 on forces effects MCQs, grade 7 upthrust and density multiple choice questions and answers. Upthrust and density revision test has science worksheets, answer key with choices as gram per cubic meter, kilogram per cubic meter, meter per kilogram and meter per cubic meter of multiple choice questions (MCQ) with upthrust and density quiz as density has si unit which is for competitive exam prep. Free science study guide to learn upthrust and density quiz to attempt multiple choice questions based test.

MCQ. Density has SI unit which is

1. kilogram per cubic meter
2. gram per cubic meter
3. meter per kilogram
4. meter per cubic meter

A

MCQ. In systemic diagram force can be represented by an

1. arrow
2. plus
3. dot
4. star

A

MCQ. Shapes and sizes of objects can be changed by help of

1. force
2. energy
3. heat
4. light

A

MCQ. If an object is at rest then forces are

1. balanced
2. unequal
3. higher
4. lower

A

MCQ. A frictional force acting on an object when it moves through air is called

1. air resistance
2. water resistance
3. air pressure
4. air condensation

A