Middle School: 6th, 7th and 8th Grade - Science - Forces 1 Solution - MCQGeeks.com

Q.1.

What forces are exerted by magnets?

100%
Pushes
0%
Pulls
0%
Pushes and pulls
0%
Neither pushes nor pulls

Q.2.

When a bowl is sitting on a table, which forces are said to be 'balanced'?

100%
Gravity and air resistance
0%
Upthrust and gravity
0%
Friction and magnetism
0%
Magnetism and air resistance

Q.3.

Why do trainers have rough-textured soles?

100%
Rough-textured soles make trainers more 'slippery'
0%
No one wants shoes which don't leave interesting footprints
0%
Rough-textured soles help trainers to 'grip' surfaces better
0%
People like to show off their shoe soles

Q.4.

Different Newtonmeters are used to measure different amounts of force. A Newtonmeter designed to measure large forces will have what type of spring?

0%
A long, thin, very flexible spring
0%
A thick spring that is very stiff
0%
A short, but very flexible spring
0%
No spring

Q.5.

Which of these objects is designed to have low friction?

0%
Skis
0%
Car tires
0%
Bicycle brakes
0%
Carpet

Q.6.

What effect does air resistance have on a falling object?

0%
It causes the falling object to speed up
0%
It pushes the falling object sideways
0%
It has no effect
0%
It slows the falling object down

Q.7.

What does friction cause?

0%
Wind
0%
Upthrust
0%
Heat
0%
Gravity

Q.8.

If an object is stationary (not moving), what are the forces acting on it?

0%
The forces are balanced
0%
The forces are unbalanced
0%
The forces are moving
0%
The forces are unmoving

Q.9.

Which of these would be a result of applying force to a material?

0%
The material is stretched
0%
The material is compressed
0%
The material is twisted
0%
The material is changed into a new material

Q.10.

'Compressing' a spring means which of these?

0%
To push it inwards
0%
To pull it outwards
0%
To tie it into a knot
0%
To send it down the stairs