Florida Science Grade 7

Chapter 4: Forces and Changes in Motion

Solve a Simple Equation

1
A net force of 2500 N acts on an African male elephant with a mass of 7000 kg. What is the acceleration of the African male elephant?
A)0.25 m/s2
B)0.30 m/s2
C)0.36 m/s2
D)0.22 m/s2
2
A physics book with a mass of 2.8 kg is pushed along a table with a net force of 1 N. What is the book's acceleration?
A)0.36 m/s2
B)0.32 m/s2
C)0.25 m/s2
D)0.28 m/s2
3
An African female elephant with a mass of 3600 kg has an acceleration of 0.67 m/s2. What is the force of the African female elephant?
A)1200 N
B)2400 N
C)2200 N
D)1800 N
4
A football with a mass of 0.43 kg has a net force of 0.8 N acting on it. What is the football's acceleration?
A)1.86 m/s2
B)2.23 m/s2
C)1.75 m/s2
D)2.28 m/s2
5
A net force of 2600 N acts on an Asian male elephant with a mass of 5400 kg. What is the acceleration of the Asian male elephant?
A)0.40 m/s2
B)0.45 m/s2
C)0.58 m/s2
D)0.48 m/s2
6
A penny with a mass of 0.003 kg is pushed along a table with a net force of 1 N. What is the penny's acceleration?
A)350 m/s2
B)3.25 m/s2
C)333.33 m/s2
D)250.25 m/s2
7
A net force of 2450 N acts on an Asian female elephant with a mass of 4160 kg. What is the acceleration of the Asian female elephant?
A)0.65 m/s2
B)0.59 m/s2
C)0.72 m/s2
D)0.83 m/s2
8
A bowling ball with a mass of 4.5 kg has an acceleration of . What is the bowling ball's acceleration?
A)0.98 m/s2
B)0.55 m/s2
C)0.12 m/s2
D)0.33 m/s2
9
A baseball with a mass of 0.145 kg has a net force of 1.2 N acting on it. What is the baseball's acceleration?
A)8.28 m/s2
B)9.95 m/s2
C)10 m/s2
D)8 m/s2
10
A bowling ball with a mass of 7.3 kg has a net force of 1.5 N acting on it. What is the bowling ball's acceleration?
A)0.55 m/s2
B)0.25 m/2
C)0.21 m/s2
D)1.25 m/s2
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