Types of Radioactive Decay — Unit test Answers
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A force of 5 N accelerates an object. The object’s mass is 50 g. What is the acceleration of the object? (Formula: F=ma)
A
0.01 m/s2B
0.1 m/s2C
10 m/s2D
100 m/s223
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The graph depicts the velocity and times of Elan and Anna during a race.
F
From 0 to 2 seconds, Anna experienced negative acceleration.F
From 3 to 6 seconds, Elan accelerated while Anna did not.F
From 6 to 8 seconds, Elan accelerated faster than Anna.F
From 8 to 10 seconds, Elan experienced negative acceleration.24
Increasing which factor will cause the gravitational force between two objects to decrease?
A
weights of the objectsB
distance between the objectsC
acceleration of the objectsD
masses of the objects25
A tuna fish body is streamlined to reduce friction. Which describes the type of friction the fish must overcome?
A
kinetic frictionB
rolling frictionC
static frictionD
fluid frictionDid you find these answers helpful?
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