Force Motion Energy STAAR Review Pfeffer

Assessment
•
Charles Martinez
•
Science
•
6th - 8th Grade
•
Hard
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10 questions
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1.
MULTIPLE CHOICE
30 sec • 1 pt
A motorcycle traveling 35 mi/hr slows as it approaches a stop sign. This is an example of _____ (8.6B)
2.
MULTIPLE CHOICE
1 min • 1 pt
In the picture above, two teams of students are playing tug-of-war. Each team is pulling in the opposite direction, but both teams are moving in the same direction. Which of the following best describes the forces in this situation? (8.6A)
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3.
MULTIPLE CHOICE
1 min • 1 pt
A bike racer travels 17 mi/hr in a South direction. This is an example of -- (8.6B)
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4.
MULTIPLE CHOICE
1 min • 1 pt
When the air is release from a balloon, the air moves out one end and the balloon moves in the other direction. Which statement does this situation best illustrate? (8.6C)
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5.
MULTIPLE CHOICE
1 min • 1 pt
Which graph best represents a car traveling down the freeway at a constant speed? (6.8D)
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6.
MULTIPLE CHOICE
30 sec • 1 pt
A spring scale is used to pull each of the four objects. Based on the information provided, which object experiences the greatest acceleration when pulled with 8 N of force? (8.6A)
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7.
MULTIPLE CHOICE
1 min • 1 pt
According to Newton's 1st Law of Inertia, a ball that is rolling across the ground will (8.6C)
8.
MULTIPLE CHOICE
30 sec • 1 pt
Examine the table. Which of the objects is producing the greatest force? (8.6C)
9.
MULTIPLE CHOICE
30 sec • 1 pt
Two forces are applied to a 17 kg box as shown. The box is on a smooth surface. Which statement best describes the net force and direction the box will move? (8.6)
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10.
MULTIPLE CHOICE
30 sec • 1 pt
Javelinas need strong leg muscles to help provide enough force for them to accelerate to high speeds. This fast movement can help Javelinas escape from predators and reach the safety of the pack. If a Javelina runs 42 meters in 6 seconds, what is its average speed? (6.8C)
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