Which of the following is a displacement?

a. 5 m/s

c. - 0.7 m/s2

b. 10 ft

d. 3 blocks east

In which one of the following four-stroke cylinder arrangements will the intake and exhaust valves open downward into the combustion chamber? A. K-type B. C-type C. T-type D. I-type

The main enzyme involved in linking individual nucleotides into dna molecules is

Name three devices or inventions which are designed to increase friction.

What does the force of gravity on an object depend on? the objects' mass and distance between the objects charged particles molecules and temperature compounds and elements

A truck covers 40 meters in a 8.50 seconds while smoothly slowing down to a final velocity of 2.80 meters per second. Perform the following tasks: a) find the trucks original speed b) find its acceleration

Describe how mass affects the time required for an object to reach the ground from a given drop height.

A wire of length 25.0 cm carrying a current of 4.21 mA is to be formed into a circular coil and placed in a uniform magnetic field B with arrow of magnitude 5.55 mT. Suppose the torque on the coil from the field is maximized.

Compare the weight of a mountain climber when she is at the bottom of a mountain with her weight when she is at the top of the mountain. In which case is her weight larger? a. Both are the same. b. She weighs four times as much at the top. c.

You recently won a bicycle race that was 100 km in distance. The race took you two hours to complete. What was your average speed?

A hydrogen atom has one proton, two neutrons, and no electrons. Is this atom neutrally charged? Explain your answer.