Uniformly accelerated motion

Which of the following is an example of uniformly accelerated motion?

• A car moving in a straight line with constant speed
• A car moving in a curved path with constant speed
• A car moving in a curved path with increasing speed
• A car moving in a straight line with increasing speed

What is the acceleration of an object in uniformly accelerated motion if its velocity is increasing?

• Cannot be determined
• Zero
• Negative
• Positive

Which of the following equations represents uniformly accelerated motion?

• v = u + as
• v = u + at
• v = u + at^2
• v = u + as^2

What is the SI unit of acceleration?

• m
• m/s
• s
• m/s^2

Which of the following is a constant in uniformly accelerated motion?

• Displacement
• Velocity
• Time
• Acceleration

What is the area under a velocity-time graph for uniformly accelerated motion?

• Time
• Acceleration
• Displacement
• Velocity

Which of the following is true for an object in uniformly accelerated motion?

• The velocity changes by the same amount in equal intervals of time
• The velocity changes by different amounts in equal intervals of time
• The velocity changes by different amounts in unequal intervals of time
• The velocity changes by the same amount in unequal intervals of time

What is the final velocity of an object in uniformly accelerated motion if its initial velocity is 10 m/s, acceleration is 2 m/s^2, and time is 5 seconds?

• 50 m/s
• 30 m/s
• 40 m/s
• 20 m/s

Tags

NGSS.HS-PS2-1

What is the displacement of an object in uniformly accelerated motion if its initial velocity is 5 m/s, acceleration is 3 m/s^2, and time is 4 seconds?

• 20 m
• 44 m
• 32 m
• 12 m

Tags

NGSS.HS-PS2-1

What is the time taken by an object in uniformly accelerated motion to reach a velocity of 30 m/s if its initial velocity is 10 m/s and acceleration is 2 m/s^2?

• 15 s
• 25 s
• 20 s
• 10 s

Tags

NGSS.HS-PS2-1