Interactive Advanced CBA November Science Begin Test

1.A student with long hair is about to work on an investigation where she is determining the affect of heat on a candy bar. Before performing the investigation the student should - an investigation where she is determining the affect of heat on a candy barBefore performing the investigation the student should - A.cut her hair B.tie her hair back C.leave it loose D.not perform the investigation Next Question

2. A student made a twirler out of construction paper and counted the number of times it spun before it landed. The students counted 7 spins. What should the student do next?twirlerlanded F.Try the experiment again with a different type of paper. G.Analyze his data and tell what it means. H.Predict what will happen if he uses a different type of paper. J. Conduct the experiment a few more times to see if the results are the same. Previous Question Next Question

3. The diagram below shows an incomplete electrical circuit that includes a battery, a bulb, and three wires labeled A, B, and C. The bulb does not light. What needs to be done in order to light the bulb and complete the circuit? A.Remove wire C. B.Remove the battery. C.Connect wires B and C. D.Connect wires A and B. Previous Question Next Question

4.Shelly is conducting an investigation to determine if the time it takes a ball to roll down a ramp changes with the incline of the ramp. What force is acting on the ball as it goes down the ramp?ball to roll down a ramp changes with the incline of the ramp F.Gravity G.Pull H.Push J. Friction Previous Question Next Question

5. Darius is riding his bike to school. What type of energy is he using to pedal his bike? A.Heat B.Mechanical C.Sound D.Light Previous Question Next Question

6.A man was using a ramp to roll a barrel into the back of a truck. Which force is pulling the barrel back down the ramp? F.Electricity G.Friction H.Gravity J. Magnetism Previous Question Next Question

7. Which is an example of friction acting on a ball? A.A ball moving faster down a hill B.A ball changing direction as it rolls C.A ball stops moving on a flat surface by itself D.A ball falling off a table Previous Question Next Question

8.What form of energy is caused by something vibrating? F. Mechanical G.Sound H.Light J. Heat Previous Question Next Question

9.All of the following are a force EXCEPT for – A.gravity B.matter C.friction D.pull Previous Question Next Question

10.Maly tested different items to see which were attracted to a magnet. Here are her results. She tested a toy car and found it was attracted to the magnet. What can she conclude about the car? F. It is plastic. G. It has metal in it. H. It is lightweight. J. It has rubber wheels. Previous Question Attracted To a MagnetNot Attracted To a Magnet NailPlastic StapleString TackPaper Iron shavingsRubber ball

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an experiment where she finds out what happens when she melts candy bars. an experiment where she finds out what happens when she melts candy bars.

What should she do before she begins her experiment? What should she do before she begins her experiment?

Ball rolling down an incline plane

twirler

Landed means stopped spinning.