Science MCQs

Practice multiple choice questions with instant feedback. Select an option to see if you're correct.

Total Questions
2100
Page 92 of 210
Question 911 Hard

If the mass of an object is doubled, its weight will:

A
Halve
B
Remain the same
C
Double
D
Quadruple
Question 912 Medium

What is the value of 'g', the acceleration due to gravity, often approximated to for calculations?

A
5 m/s²
B
9.8 m/s²
C
10 m/s²
D
15 m/s²
Question 913 Hard

If the distance between two objects is doubled, the gravitational force between them becomes:

A
Half
B
One-fourth
C
Double
D
Four times
Question 914 Hard

If two forces of 5N each act on an object in the same direction, the net force is:

A
0 N
B
5 N
C
10 N
D
25 N
Question 915 Easy

If you push a wall, the wall pushes back on you with a force that is:

A
Less
B
Greater
C
Equal
D
Zero
Question 916 Easy

On Earth, the weight of an object is the force of ______ acting on it.

A
Friction
B
Gravity
C
Magnetism
D
Pressure
Question 917 Medium

A person walks 40m North, then 30m East. What is the total distance travelled?

A
10 m
B
50 m
C
70 m
D
100 m
Question 918 Hard

A person walks 8m east, then 6m north. What is the magnitude of their displacement?

A
2 m
B
10 m
C
14 m
D
48 m
Question 919 Easy

If a car travels 300 km in 5 hours, what is its average speed?

A
50 km/h
B
60 km/h
C
65 km/h
D
70 km/h
Question 920 Hard

If a force of 20 N is applied to an object and it accelerates at 4 m/s², what is its mass?

A
5 kg
B
8 kg
C
80 kg
D
0.2 kg
Showing 911-920 of 2100 questions

Quick Stats

Total Questions 11450
easy 5797
medium 3533
hard 2120

Practice Tips

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Did You Know?

Practice Makes Perfect

Regular practice with MCQs can improve your test-taking speed and accuracy by up to 40%.

Active Recall

MCQs engage active recall, which is 50% more effective for long-term memory than passive reading.