Question 1

A force of $48.0$ newtons pushes a $ext {14.0-kilogram}$ case of water bottles across the surface of a table. The friction between the case of water bottles and the table surface is $ext {41.0 N}$ , as shown in the diagram.

What is the acceleration of the case of water bottles?

Accepted Answer

$0.5 \ m/s^2$

Answer

$0.5 \ m/s^2$

Answer

$0.5 \ m/s^2$

Answer

$0.5 \ m/s^2$

Question 2

A sledgehammer has a mass of $48.0$ kilograms. What net force, to the nearest whole newton, will a person need to apply to accelerate the sledgehammer at a rate of $ext {14.0-kilogram}$ ?

Be sure to use the correct place value.

Accepted Answer

14.0

Question 3

Four students designed and built air propelled rockets that were launched into the air. Their data are recorded in the table.

Which rocket had the greatest acceleration?

Accepted Answer

Rocket 3

Answer

Rocket 1

Answer

Rocket 2

Answer

Rocket 4

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