Science Post test most missed

This graph shows how a delivery truck traveled in one workday. Between hour 4 and hour 5 of its delivery schedule, the truck traveled ____ km.

Each student was hiking a different speed. The distance the students hiked during the first 30 minutes is shown in each graph. If each student continued the rest of the hike at the same speed they were hiking at for the last 10 minutes, which graph shows the hiker that will finish the 3-kilometer hike first?

• Student 1

• Student 2

• Student 3

• Student 4

What question can be answered from their experiment?

• Does water drainage affect the height of a plant?

• Does classical music affect the height of a plant?

• Does temperature affect the height of a plant?

• Does the kind of liquid affect the height of a plant?

Which diagram best shows how energy was transformed when she turned the lamp on?

• Electricity to Heat and Light

• Light to heat and electricity

• Light to Magnetic and Electricity

• Electricity to light and mechanical

Based on the data in the table, which of these best explains the relationship between tides and the phases of the Moon?

• The difference between high and low tide is smallest when the Earth, Moon, and Sun are in a line.

• The difference between high and low tide is biggest when the Earth, Moon, and Sun are in a line.

• The highest high tide and highest low tides happen during the first quarter and last quarter moons.

• The lowest high tides and lowest low tides happen during the first quarter and last quarter moons.

What can you infer about Jamari’s findings?

• Fertilizer and temperature affects vegetable growth.

• Peppers are larger because they had fertilizer.

• Temperature affects where the pepper can grow.

• The sun makes seeds grow faster.

What can we infer is an independent variable?

• Type of Soil

• Location of planters

• Planters

• Amount of water

A student conducted an investigation testing the strength of an electromagnet. The dependent variable in this investigation was the --

• voltage of the battery

• length of the insulated wire

• number of paper clips attracted

• number of times the wire was coiled

It took 4 pounds of force to move the block on the wood table and 3 pounds to move the block on the metal table. What is Sean exploring in this investigation?

• how mass affects the force needed to move an object

• how the amount of force on an object affects its speed

• how the amount of force on an object affects gravity

• how friction affects the force needed to move objects

Gabi looked at one of the tomato plants from the experiment. What can she infer about the leaves?

• The leaves grow into a new plant.

• The leaves hold the plant upright.

• The leaves make food for the plant.

• The leaves absorb water and nutrients.