PRE-ASSESSMENT A student is sitting on the side of the highway to the danger zone. They
notice a Toyota Prius pass right in front of them and close their eyes in
disgust for 3 seconds. When they open their eyes, the car is 30m further
away. What is the car's velocity?
A 60 m/s
B 90 m/s
C 10 m/s
D 30 m/s
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RI

An experiment is designed to test the relationship between the initial height of a basketball before it is dropped to the height of its rebound bounce. the height of the rebound bounce is measured using a scale positioned behind the ball. in the above experiment, which condition would not be controlled? a). the starting height of the ballb). the surface the ball bounces on c). the type of ball d). the method to measure the rebound height of the ball

How much work would a child do while puling a 12-kg wagon a distance of 3m with a 22 n force directed 30 degrees with respect to the horizontal? (a) 82j (b) 52j (c) 109j (d) 95j

A2.00-m long piano wire with a mass per unit length of 12.0 g/m is under a tension of 8.00 kn. what is the frequency of the fundamental mode of vibration of this wire?