Physics Quiz: Forces and Motion

What equipment is needed to investigate the motion of everyday objects like toy cars?

• Bucket, Clamp, Spring, Metre ruler

• Pulley, Spring, Ruler, Stopwatch

• Bench, Masking tape, G clamp, Weights

• Toy car, String, Bench pulley, Mass hanger

Tags

NGSS.MS-PS2-2

How can you calculate the average speed of the car in the experiment?

• Average Speed = Distance x Average Time

• Average Speed = Distance + Average Time

• Average Speed = Distance / Average Time

• Average Speed = Distance - Average Time

What safety precaution should be taken during the experiment to investigate how Extension Varies with Applied Force?

• Wear earplugs, Use soft objects, Measure in the dark, Secure string

• Wear helmet, Use sharp objects, Measure quickly, Secure ruler

• Wear gloves, Use light objects, Measure from a distance, Secure spring

• Wear goggles, Secure clamp stand, Use heavy objects, Measure from eye level

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-4

What should be done after every measurement in the Extension Varies with Applied Force experiment?

• Remove weights, Ensure plastic deformation, Measure in centimeters, Return to initial length

• Remove weights, Ensure no deformation, Measure in inches, Return to initial length

• Add weights, Ensure plastic deformation, Measure in meters, Keep extended length

• Add weights, Ensure no deformation, Measure in feet, Keep extended length

Tags

NGSS.MS-PS2-2

What is the formula to calculate the work done each time the spring extends?

• W = kx^2 / 2

• W = kx^2

• W = kx

• W = kx / 2

What is the simplified equation to calculate acceleration in the motion experiment?

• a = 2s/t

• a = s/t

• a = s/2t

• a = 2s/t^2

Tags

NGSS.MS-PS2-2

How can you secure the mass hanger in the motion experiment to prevent injury?

• Use a padded bucket, Wear goggles, Measure from eye level, Secure ruler

• Use a heavy object, Wear gloves, Measure quickly, Secure string

• Use a G clamp, Wear helmet, Measure in the dark, Secure spring

• Use a light object, Wear earplugs, Measure from a distance, Secure clamp stand

What should be marked to indicate the starting and ending positions of the toy car in the motion experiment?

• Ruler, Spring, Pulley, Bucket

• Start marker, End marker, Bench pulley, Mass hanger

• Tape, Masking tape, Bench, Mass hanger

• Car, String, Bench pulley, Stop clock

What is the purpose of repeating the experiment over a range of different distances in the motion experiment?

• To test different equipment, To record the time, To find the force, To analyze the data

• To compare with other experiments, To calculate the distance, To understand the motion, To evaluate the results

• To predict the outcome, To observe the motion, To calculate the speed, To analyze the graph

• To calculate the work done, To measure the speed, To see how average speeds change, To determine the acceleration

Tags

NGSS.MS-PS3-1

What is the gradient of the line of best fit in the Extension Varies with Applied Force experiment?

• Mass, Gravitational field strength, Work done, Extension

• Force applied, Mass, Gravitational field strength, Spring constant

• Work done, Force applied, Extension, Spring constant

• Spring constant, Work done, Initial length, Extension